Stock-based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands | | | | | 1 Months Ended | 3 Months Ended | 6 Months Ended | 45 Months Ended |
Mar. 16, 2023 USD ($) trading_day $ / shares | Jan. 01, 2023 shares | Aug. 19, 2022 $ / shares shares | May 02, 2022 $ / shares shares | Aug. 31, 2022 USD ($) shares | Jun. 30, 2022 USD ($) shares | Apr. 30, 2022 USD ($) | Aug. 31, 2021 USD ($) | Mar. 31, 2023 USD ($) trading_day $ / shares shares | Mar. 31, 2022 USD ($) | Jun. 30, 2019 | Mar. 31, 2023 USD ($) shares |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Shares issued upon vesting of each RSU | | | | | | | | | 1 | | | 1 |
Intrinsic value of stock options exercised | $ | | | | | | | | | $ 3,800 | | | |
Fair value of options vested | $ | | | | | | | | | 1,100 | | | |
Stock-based compensation expense | $ | | | | | | | | | 55,954 | $ 26,698 | | |
Optogration Milestone Awards | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Contingent stock consideration | $ | | | | | | | | $ 22,000 | | | | |
Freedom Photonics Awards | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Contingent stock consideration | $ | | | | | | | $ 28,300 | | | | | |
Solfice | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Contingent stock consideration | $ | | | | | | $ 700 | | | | | | |
Class A Common Stock | Optogration Milestone Awards | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Optogration milestone awards (in shares) | shares | | | | | 1,632,056 | | | | | | | |
Optogration milestone awards | $ | | | | | $ 11,000 | | | | | | | |
Optogration milestone awards, remaining obligations | $ | | | | | | | | | 11,000 | | | $ 11,000 |
Stock-based awards—Liability classified | Share-based Payment Arrangement, Employee | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting period (in years and in months) | | | | | | | | | | | 4 years | |
Granted (in shares) | shares | | | | | | | | | | | | 0 |
Stock-based awards—Liability classified | Tranche One | Share-based Payment Arrangement, Employee | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting percentage | | | | | | | | | | | 25% | |
Stock-based awards—Liability classified | Tranche Two | Share-based Payment Arrangement, Employee | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting period (in years and in months) | | | | | | | | | | | 36 months | |
Award vesting percentage | | | | | | | | | | | 75% | |
RSUs | Chief Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Granted (in shares) | shares | | | | 10,800,000 | | | | | | | | |
Grant date fair value (in dollars per share) | | | | $ 8.70 | | | | | | | | |
RSUs | Chief Legal officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Granted (in shares) | shares | | | 500,000 | | | | | | | | | |
Grant date fair value (in dollars per share) | | | $ 6.12 | | | | | | | | | |
RSUs | Chief Financial Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Granted (in shares) | shares | | | 500,000 | | | | | | | | | |
Grant date fair value (in dollars per share) | | | $ 6.12 | | | | | | | | | |
RSUs | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Stock-based compensation expense | $ | | | | | | | | | $ 5,700 | | | |
Grant date fair value (in dollars per share) | $ 8.58 | | | | | | | | | | | |
Consecutive trading days | trading_day | | | | | | | | | 90 | | | |
Service period (in years) | 7 years | | | | | | | | 7 years | | | |
Granted | $ | $ 12,000 | | | | | | | | | | | |
Fair value of restricted stock vested | $ | $ 2,000 | | | | | | | | | | | |
Trading Days | trading_day | 90 | | | | | | | | | | | |
RSUs | Maximum | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting period (in years and in months) | | | | | | | | | 6 years | | | |
RSUs | Share-based Payment Arrangement, Employee | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Granted (in shares) | shares | | | | | | | | | 9,124,995 | | | |
RSUs | Tranche One | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | $ 20 | | | | | | | | | | | |
RSUs | Tranche Two | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | 25 | | | | | | | | | | | |
RSUs | Tranche Three | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | 30 | | | | | | | | | | | |
RSUs | Tranche Four | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | 40 | | | | | | | | | | | |
RSUs | Tranche Five | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | 50 | | | | | | | | | | | |
RSUs | Tranche Six | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | $ 60 | | | | | | | | | | | |
RSUs | Achievement of stock price one | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | | | | | | | | | $ 50 | | | |
RSUs | Achievement of stock price two | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | | | | | | | | | 60 | | | |
RSUs | Achievement of stock price three | Executive Officer | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
RSU vesting, market condition, stock price (in dollars per share) | | | | | | | | | $ 70 | | | |
2020 Plan | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Shares authorized for issuance (in shares) | shares | | | | | | | | | 36,588,278 | | | 36,588,278 |
2020 Plan | Equity settled fixed value | Share-based Payment Arrangement, Employee | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting period (in years and in months) | | | | | | | | | 4 years | | | |
Stock-based compensation expense | $ | | | | | | | | | $ 2,900 | $ 1,800 | | |
Amended 2020 Plan | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Additional shares authorized for issuance (in shares) | shares | | | | | | 36,000,000 | | | | | | |
Percentage of outstanding stock maximum | | | | | | 5% | | | | | | |
Incremental number of shares authorized (in shares) | shares | | | | | | 40,000,000 | | | | | | |
Amended 2020 Plan | Class A Common Stock | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Additional shares authorized for issuance (in shares) | shares | | 18,358,365 | | | | | | | | | | |
2015 Plan | Stock-based awards—Equity classified | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting period (in years and in months) | | | | | | | | | 4 years | | | |
Award expiration period (in years) | | | | | | | | | 10 years | | | |
2015 Plan | Stock-based awards—Equity classified | Tranche One | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting percentage | | | | | | | | | 25% | | | |
2015 Plan | Stock-based awards—Equity classified | Tranche Two | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | |
Award vesting period (in years and in months) | | | | | | | | | 36 months | | | |
Award vesting percentage | | | | | | | | | 75% | | | |