Stock-Based Compensation (Narrative) (Details) - USD ($) | Jul. 01, 2021 | Aug. 05, 2020 | Mar. 01, 2020 | Mar. 01, 2019 | Sep. 07, 2018 | Mar. 01, 2018 | Aug. 23, 2017 | May 31, 2021 | Feb. 29, 2020 | Sep. 30, 2018 | Aug. 31, 2017 | May 31, 2017 | Aug. 31, 2016 | Sep. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2018 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Stock options granted exercise price | | | | | | | | | | | | | | | $ 3.93 | $ 5.83 | $ 7.81 | $ 13.99 |
Forfeitures, Number of shares | | | | | | | | | | | | | | | 729,484 | 93,928 | 174,695 | |
Options exercise price range, lower limit | | | | | | | | | | | | | | | $ 3.01 | | | |
Options exercise price range, upper limit | | | | | | | | | | | | | | | $ 11.23 | | | |
Stock-based compensation charge, net | | | | | | | | | | | | | | | $ 344,000 | $ 1,728,000 | $ 393,000 | |
Deferred tax asset related to stock-based compensation | | | | | | | | | | | | | | | 100,000 | 400,000 | | |
Share-based compensation deferred tax asset valuation allowance | | | | | | | | | | | | | | | $ 100,000 | 400,000 | | |
Expired unexercised, number of shares | | | | | | | | | | | | | | | | | 370,000 | |
Exercisable, Number of Shares | | | | | | | | | | | | | | | 326,677 | | | |
Proceeds from exercise of stock options | | | | | | | | | | | | | | | $ 53,000 | $ 0 | $ 0 | |
Share-based compensation, number of shares exercised | | | | | | | | | | | | | | | 17,335 | | | |
Exercised of stock options, shares | | | | | | | | | | | | | | | $ 53,000 | | | |
Number of share awards expected to vest | | | | | | | | | | | | | | | 1,294,832 | | | |
August 2016 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Fundamental EPS, linear interpolation | | | | | | | | | | | | | | | | $ 2.80 | | |
Executive Officers [Member] | September 2018 [Member] | Market And Time-based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | $ 23 | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | | | 148,000 | | | | | | | | |
Non-Employee Directors [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Number of stock options awarded | | 150,000 | | | | | | | | | | | | | | | | |
Stock options granted exercise price | | $ 3.50 | | | | | | | | | | | | | | | | |
Employees [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Exercisable, Number of Shares | | | | | | | | | | | | | | | 331,833 | 170,335 | 0 | |
Proceeds from exercise of stock options | | | | | | | | | | | | | | | $ 500,000 | | | |
Share-based compensation, number of shares exercised | | | | | | | | | | | | | | | 17,335 | 0 | 0 | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | 729,484 | 93,928 | 174,695 | |
Former Chief Executive Officer [Member] | Termination [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Forfeitures, Number of shares | | | | | | | | | | | | | | | 250,034 | | | |
Former Chief Executive Officer [Member] | May 2009 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Expired unexercised, number of shares | | | | | | | | | | | | | | | | | 170,000 | |
Former Chief Executive Officer [Member] | August 2008 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Expired unexercised, number of shares | | | | | | | | | | | | | | | | | 200,000 | |
Stock Incentive Plan [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Total number of shares of common stock issuable under plan | | | | | | | | | | | | | | | 11,052,580 | | | |
Maximum number of shares for which awards may granted during calendar year to any participant | | | | | | | | | | | | | | | 569,120 | | | |
Maximum number of shares subject to stock option awards that can be granted during calendar year | | | | | | | | | | | | | | | 569,120 | | | |
Maximum amount that can be granted in calendar year awards other than stock options | | | | | | | | | | | | | | | $ 20,000,000 | | | |
Stock Options [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation, expiration period | | | | | | | | | | | | | | | 10 years | | | |
Share based compensation, vesting period | | | | | | | | | | | | | | | 3 years | | | |
Expected volatility calculation term | | | | | | | | | | | | | | | 750 days | | | |
Expected volatility | | | | | | | | | | | | | | | 62.00% | 57.00% | 44.00% | |
Expected life (in years) | | | | | | | | | | | | | | | 3 years | 3 years | 3 years | |
Risk-free rate | | | | | | | | | | | | | | | 0.19% | 1.57% | 2.75% | |
Unrecognized compensation cost | | | | | | | | | | | | | | | $ 800,000 | | | |
Unrecognized compensation cost, expected recognition period, years | | | | | | | | | | | | | | | 2 years | | | |
Restricted Stock [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vested number of shares of restricted stock | | | | | | | | | | | | | | | 311,300 | 18,908 | 64,003 | |
Forfeitures, Number of shares | | | | | | | | | | | | | | | 674,200 | 17,500 | 265,500 | |
Unrecognized compensation cost | | | | | | | | | | | | | | | $ 1,200,000 | | | |
Unrecognized compensation cost, expected recognition period, years | | | | | | | | | | | | | | | 3 years | | | |
Fair value of restricted stock vested | | | | | | | | | | | | | | | $ 1,000,000 | $ 100,000 | $ 500,000 | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | 644,200 | | | |
Restricted Stock [Member] | Time-Based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vested number of shares of restricted stock | | | | | | | | | | | | | | | 244,500 | | | |
Restricted Stock [Member] | September 2018 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation, vesting period | | | | | | | | | | | | | | | 3 years | | | |
Expected volatility calculation term | | | | | | | | | | | | | | | 30 days | | | |
Expected volatility | | | | | | | | | | | | | | | 37.40% | | | |
Restricted Stock [Member] | August 2017 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Expected volatility | | | | | | | | | | | | | | | 44.00% | | | |
Expected life (in years) | | | | | | | | | | | | | | | 3 years | | | |
Future dividends | | | | | | | | | | | | | | | $ 0 | | | |
Period of trading days to the trigger events | | | | | | | | | | | | | | | 30 days | | | |
Restricted Stock [Member] | February 2020 [Member] | 50% Vest [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 8.00% | | | |
Restricted Stock [Member] | February 2020 [Member] | 100% Vest [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 14.00% | | | |
Restricted Stock [Member] | May 2021 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Number of stock options awarded | | | | | | | | | | | | | | | 254,560 | | | |
Restricted Stock [Member] | Executive Officers [Member] | Market Conditions Were Not Achieved [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | 30,000 | | | |
Restricted Stock [Member] | Executive Officers [Member] | Time-Based Vesting [Member] | Performance Conditions Were Not Achieved [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | | | 150,000 | |
Restricted Stock [Member] | Executive Officers [Member] | Time-Based Vesting [Member] | 50% Of Original Award Forfeited Upon Disposal Of Net1 Korea [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | | 7,500 | | |
Share-based compensation arrangement acceletrated vesting number | | | | | | | | | | | | | | | | 7,500 | | |
Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Percentage of increase target price | | | | | 55.00% | | | | | | | | | | | | | |
Closing price, per share | | | | | $ 6.20 | | | | | | | | | | | | | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | 88,000 | | | |
Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | Below $15 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | $ 15 | | | |
Vesting percentage | | | | | | | | | | | | | | | 0.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | At or above $15 and below $19 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 33.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | At or above $19 and below $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 66.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | At or above $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | $ 23 | | | |
Vesting percentage | | | | | | | | | | | | | | | 100.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | Market And Time-based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | | | 148,000 | | | | | | | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Strike price | | | | | | | | | | | | | | | $ 0 | | | |
Percentage of increase target price | | | | | | | | | | | 35.00% | | | | | | | |
Closing price, per share | | | | | | | $ 9.38 | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | | | | 210,000 | | | | | | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | Market Conditions Were Not Achieved [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | 23 | | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | Below $15 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | $ 15 | | | |
Vesting percentage | | | | | | | | | | | | | | | 0.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | At or above $15 and below $19 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 33.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | At or above $19 and below $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 66.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | At or above $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | $ 23 | | | |
Vesting percentage | | | | | | | | | | | | | | | 100.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2016 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Number of shares forfeited | | | | | | | | | | | | | | | | | 150,000 | |
Share based compensation number of stock awarded | | | | | | | | | | | | | 350,000 | | | | | |
Stock based compensation reversed shares | | | | | | | | | | | | | | | | | 150,000 | |
Restricted Stock [Member] | Executive Officers [Member] | August 2016 [Member] | One-Third Shares Vest 2019 Fundamental EPS [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Fundamental EPS, to be achieved | | | | | | | | | | | | | | | | $ 2.60 | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2016 [Member] | Two-Thirds Shares Vest 2019 Fundamental EPS [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Fundamental EPS, to be achieved | | | | | | | | | | | | | | | | 2.80 | | |
Restricted Stock [Member] | Executive Officers [Member] | August 2016 [Member] | All Shares Vest 2019 Fundamental EPS [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Fundamental EPS, to be achieved | | | | | | | | | | | | | | | | $ 3 | | |
Restricted Stock [Member] | Executive Officers [Member] | February 2020 [Member] | Termination [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Number of shares forfeited | | | | | | | | | | | | | | | 374,400 | | | |
Restricted Stock [Member] | Executive Officers [Member] | February 2020 [Member] | Time-Based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | | 113,600 | | | | | | | | | |
Restricted Stock [Member] | Executive Officers [Member] | February 2020 [Member] | Performance And Time-Based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | | 454,400 | | | | | | | | | |
Restricted Stock [Member] | Executive Officers [Member] | February 2020 [Member] | 50% Vest [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 50.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | February 2020 [Member] | 100% Vest [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 100.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | February 2020 [Member] | Return On Average Net Equity Of Less Than 8% [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vested number of shares of restricted stock | | | | | | | | | | | | | | | 0 | | | |
Restricted Stock [Member] | Executive Officers [Member] | May 2021 [Member] | Market And Time-based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | 158,734 | | | | | | | | | | |
Restricted Stock [Member] | Executive Officers [Member] | May 2021 [Member] | Prior To First Anniversary Of Grant Date [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vesting percentage | | | | | | | | | | | | | | | 0.00% | | | |
Restricted Stock [Member] | Executive Officers [Member] | May 2021 [Member] | Fiscal 2022, Stock Price As of June 30, 2022 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Closing price, per share | | | | | | | | | | | | | | | $ 4.71 | | | |
Vesting percentage | | | | | | | | | | | | | | | 33.00% | | | |
Multiplier used to determine target stock price per share related to appreciation levels | | | | | | | | | | | | | | | 1.2 | | | |
Minimum target stock price related to appreciation levels | | | | | | | | | | | | | | | $ 5.65 | | | |
Restricted Stock [Member] | Executive Officers [Member] | May 2021 [Member] | Fiscal 2023, Stock Price As of June 30, 2023 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Closing price, per share | | | | | | | | | | | | | | | $ 4.71 | | | |
Vesting percentage | | | | | | | | | | | | | | | 67.00% | | | |
Multiplier used to determine target stock price per share related to appreciation levels | | | | | | | | | | | | | | | 1.44 | | | |
Minimum target stock price related to appreciation levels | | | | | | | | | | | | | | | $ 6.78 | | | |
Restricted Stock [Member] | Executive Officers [Member] | May 2021 [Member] | Fiscal 2024, Stock Price As of June 30, 2024 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Closing price, per share | | | | | | | | | | | | | | | $ 4.71 | | | |
Vesting percentage | | | | | | | | | | | | | | | 100.00% | | | |
Multiplier used to determine target stock price per share related to appreciation levels | | | | | | | | | | | | | | | 1.728 | | | |
Minimum target stock price related to appreciation levels | | | | | | | | | | | | | | | $ 8.14 | | | |
Restricted Stock [Member] | Executive Officers [Member] | May 2021 [Member] | Time-based And Market Condition Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Closing price, per share | | | | | | | | | | | | | | | $ 4.71 | | | |
Expected volatility | | | | | | | | | | | | | | | 61.60% | | | |
Share based compensation number of stock awarded | | | | | | | | 158,734 | | | | | | | | | | |
Period of trading days to the trigger events | | | | | | | | | | | | | | | 30 days | | | |
Percentage of stock price appreciation as vesting condition | | | | | | | | 20.00% | | | | | | | | | | |
Restricted Stock [Member] | Employees [Member] | Termination [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | | 17,500 | | |
Restricted Stock [Member] | Employees [Member] | Time-Based Vesting [Member] | Termination [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | | | 115,500 | |
Restricted Stock [Member] | Employees [Member] | May 2021 [Member] | Market And Time-based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | 95,826 | | | | | | | | | | |
Restricted Stock [Member] | Chief Financial Officer [Member] | March 2018 [Member] | Subject To Continued Employment Tranche One[Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vested number of shares of restricted stock | | | 11,408 | | | | | | | | | | | | | | | |
Restricted Stock [Member] | Chief Financial Officer [Member] | March 2018 [Member] | Subject To Continued Employment Tranche Two [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Vested number of shares of restricted stock | | | | 11,409 | | | | | | | | | | | | | | |
Restricted Stock [Member] | Chief Financial Officer [Member] | March 2018 [Member] | Subject To Continued Employment [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | 22,817 | | | | | | | | | | | | |
Restricted Stock [Member] | Former Chief Executive Officer [Member] | Termination [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock award forfeited | | | | | | | | | | | | | | | 475,200 | | | |
Restricted Stock [Member] | Former Chief Executive Officer [Member] | August 2017 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Number of shares forfeited | | | | | | | | | | | | | | 150,000 | | | | |
Restricted Stock [Member] | Former Chief Executive Officer [Member] | August 2016 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share-based compensation arrangement acceletrated vesting number | | | | | | | | | | | | 200,000 | | | | | | |
Restricted Stock [Member] | Former Chief Executive Officer [Member] | February 2020 [Member] | Time-Based Vesting [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share-based compensation arrangement acceletrated vesting number | | | | | | | | | | | | | | | 66,800 | | | |
Restricted Stock [Member] | New Chief Executive Officer Mr. Chris G.B. Myer [Member] | Subsequent Event [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation, vesting period | 3 years | | | | | | | | | | | | | | | | | |
Vesting date | Jun. 30, 2024 | | | | | | | | | | | | | | | | | |
Restricted Stock [Member] | New Chief Executive Officer Mr. Chris G.B. Myer [Member] | Subsequent Event [Member] | Subject To Achieving Three-Year Financial Services Plan [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Number of share awards expected to vest | 58,652 | | | | | | | | | | | | | | | | | |
Restricted Stock [Member] | New Chief Executive Officer Mr. Chris G.B. Myer [Member] | Subsequent Event [Member] | Subject To Share Price Growth Targets Of $8.14 Or Higher On June 30, 2024 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Number of share awards expected to vest | 58,652 | | | | | | | | | | | | | | | | | |
Restricted Stock [Member] | New Chief Executive Officer Mr. Chris G.B. Myer [Member] | Subject To Continued Employment [Member] | Subsequent Event [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | 117,304 | | | | | | | | | | | | | | | | | |
Restricted Stock [Member] | New Chief Executive Officer Mr. Chris G.B. Myer [Member] | Subject To Performance Conditions And Continued Employement Through June 30, 2024 [Member] | Subsequent Event [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | 117,304 | | | | | | | | | | | | | | | | | |
Share price per share | $ 8.14 | | | | | | | | | | | | | | | | | |
Restricted Stock [Member] | Chief Executive Officer [Member] | May 2021 [Member] | Market And Time-based Vesting [Member] | South Africa [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation number of stock awarded | | | | | | | | 77,040 | | | | | | | | | | |
Minimum [Member] | August 2016 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Fundamental EPS | | | | | | | | | | | | | | | | $ 2.60 | | |
Minimum [Member] | Employees [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Strike price | | | | | | | | | | | | | | | $ 3.01 | | | |
Minimum [Member] | Former Chief Executive Officer [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Strike price | | | | | | | | | | | | | | | $ 6.20 | | | |
Minimum [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Share based compensation, vesting period | | | | | | | | | | | | | | | 3 years | | | |
Minimum [Member] | Restricted Stock [Member] | August 2017 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Risk-free rate | | | | | | | | | | | | | | | 1.275% | | | |
Minimum [Member] | Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | At or above $15 and below $19 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | $ 15 | | | |
Minimum [Member] | Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | At or above $19 and below $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | 19 | | | |
Minimum [Member] | Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | At or above $15 and below $19 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | 19 | | | |
Minimum [Member] | Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | At or above $19 and below $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | 15 | | | |
Maximum [Member] | August 2016 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Fundamental EPS | | | | | | | | | | | | | | | | $ 3 | | |
Maximum [Member] | Employees [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Strike price | | | | | | | | | | | | | | | 11.23 | | | |
Maximum [Member] | Former Chief Executive Officer [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Strike price | | | | | | | | | | | | | | | $ 11.23 | | | |
Maximum [Member] | Restricted Stock [Member] | August 2017 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Risk-free rate | | | | | | | | | | | | | | | 1.657% | | | |
Maximum [Member] | Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | At or above $15 and below $19 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | $ 19 | | | |
Maximum [Member] | Restricted Stock [Member] | Executive Officers [Member] | September 2018 [Member] | At or above $19 and below $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | 23 | | | |
Maximum [Member] | Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | At or above $15 and below $19 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | 23 | | | |
Maximum [Member] | Restricted Stock [Member] | Executive Officers [Member] | August 2017 [Member] | At or above $19 and below $23 [Member] | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | |
Performance target, per share | | | | | | | | | | | | | | | $ 19 | | | |