Condensed Consolidated Statements of Equity - Unaudited - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Accumulated Deficit | Treasury Stock |
Balance at beginning of period (in shares) at Dec. 31, 2019 | | 20,067,000 | | | |
Balance at beginning of period at Dec. 31, 2019 | $ 178,255 | $ 20 | $ 345,234 | $ (164,010) | $ (2,989) |
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2019 | | | | | 284,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Stock-based compensation expense | 475 | | 475 | | |
Purchases of treasury stock (in shares) | | | | | 398,000 |
Purchases of treasury stock | (3,629) | | | | $ (3,629) |
Retirement of treasury stock (in shares) | | (637,000) | | | (637,000) |
Retirement of treasury stock | 0 | $ (1) | (6,265) | | $ 6,266 |
Net income (loss) | (1,811) | | | (1,811) | |
Balance at end of period (in shares) at Mar. 31, 2020 | | 19,430,000 | | | |
Balance at end of period at Mar. 31, 2020 | 173,290 | $ 19 | 339,444 | (165,821) | $ (352) |
Balance at end of period, treasury stock (in shares) at Mar. 31, 2020 | | | | | 45,000 |
Balance at beginning of period (in shares) at Dec. 31, 2019 | | 20,067,000 | | | |
Balance at beginning of period at Dec. 31, 2019 | 178,255 | $ 20 | 345,234 | (164,010) | $ (2,989) |
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2019 | | | | | 284,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net income (loss) | 53 | | | | |
Balance at end of period (in shares) at Jun. 30, 2020 | | 19,038,000 | | | |
Balance at end of period at Jun. 30, 2020 | 172,314 | $ 19 | 336,341 | (163,957) | $ (89) |
Balance at end of period, treasury stock (in shares) at Jun. 30, 2020 | | | | | 11,000 |
Balance at beginning of period (in shares) at Mar. 31, 2020 | | 19,430,000 | | | |
Balance at beginning of period at Mar. 31, 2020 | 173,290 | $ 19 | 339,444 | (165,821) | $ (352) |
Balance at beginning of period, treasury stock (in shares) at Mar. 31, 2020 | | | | | 45,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Stock-based compensation expense | 22 | | 22 | | |
Purchases of treasury stock (in shares) | | | | | 358,000 |
Purchases of treasury stock | (2,862) | | | | $ (2,862) |
Retirement of treasury stock (in shares) | | (392,000) | | | (392,000) |
Retirement of treasury stock | 0 | | (3,125) | | $ 3,125 |
Net income (loss) | 1,864 | | | 1,864 | |
Balance at end of period (in shares) at Jun. 30, 2020 | | 19,038,000 | | | |
Balance at end of period at Jun. 30, 2020 | $ 172,314 | $ 19 | 336,341 | (163,957) | $ (89) |
Balance at end of period, treasury stock (in shares) at Jun. 30, 2020 | | | | | 11,000 |
Balance at beginning of period (in shares) at Dec. 31, 2020 | 18,586,000 | 18,586,000 | | | |
Balance at beginning of period at Dec. 31, 2020 | $ 178,270 | $ 19 | 332,290 | (154,009) | $ (30) |
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2020 | 3,000 | | | | 3,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Stock-based compensation expense | $ 42 | | 42 | | |
Purchases of treasury stock (in shares) | | | | | 107,000 |
Purchases of treasury stock | (986) | | | | $ (986) |
Retirement of treasury stock (in shares) | | (104,000) | | | (104,000) |
Retirement of treasury stock | (1) | $ (1) | (959) | | $ 959 |
Net income (loss) | 532 | | | 532 | |
Balance at end of period (in shares) at Mar. 31, 2021 | | 18,482,000 | | | |
Balance at end of period at Mar. 31, 2021 | $ 177,857 | $ 18 | 331,373 | (153,477) | $ (57) |
Balance at end of period, treasury stock (in shares) at Mar. 31, 2021 | | | | | 6,000 |
Balance at beginning of period (in shares) at Dec. 31, 2020 | 18,586,000 | 18,586,000 | | | |
Balance at beginning of period at Dec. 31, 2020 | $ 178,270 | $ 19 | 332,290 | (154,009) | $ (30) |
Balance at beginning of period, treasury stock (in shares) at Dec. 31, 2020 | 3,000 | | | | 3,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Net income (loss) | $ 254 | | | | |
Balance at end of period (in shares) at Jun. 30, 2021 | 18,347,000 | 18,347,000 | | | |
Balance at end of period at Jun. 30, 2021 | $ 176,418 | $ 18 | 330,155 | (153,755) | $ 0 |
Balance at end of period, treasury stock (in shares) at Jun. 30, 2021 | 0 | | | | 0 |
Balance at beginning of period (in shares) at Mar. 31, 2021 | | 18,482,000 | | | |
Balance at beginning of period at Mar. 31, 2021 | $ 177,857 | $ 18 | 331,373 | (153,477) | $ (57) |
Balance at beginning of period, treasury stock (in shares) at Mar. 31, 2021 | | | | | 6,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | |
Stock-based compensation expense | 22 | | 22 | | |
Exercise of restricted stock units (in shares) | | 1,000 | | | |
Withholding taxes paid on vested restricted stock units | (6) | | (6) | | |
Purchases of treasury stock (in shares) | | | | | 130,000 |
Purchases of treasury stock | (1,177) | | | | $ (1,177) |
Retirement of treasury stock (in shares) | | (136,000) | | | (136,000) |
Retirement of treasury stock | 0 | | (1,234) | | $ 1,234 |
Net income (loss) | $ (278) | | | (278) | |
Balance at end of period (in shares) at Jun. 30, 2021 | 18,347,000 | 18,347,000 | | | |
Balance at end of period at Jun. 30, 2021 | $ 176,418 | $ 18 | $ 330,155 | $ (153,755) | $ 0 |
Balance at end of period, treasury stock (in shares) at Jun. 30, 2021 | 0 | | | | 0 |