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Stock Acquisition Rights, Stock Options and Warrants - Narrative (Details) |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 Months Ended | 12 Months Ended |
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May 18, 2022 shares | Sep. 07, 2021 installment $ / shares shares | Aug. 23, 2021 installment $ / shares shares | Jun. 30, 2021 shares | Feb. 01, 2021 shares | Jan. 01, 2021 shares | Dec. 30, 2020 shares | Sep. 30, 2020 USD ($) shares | Jun. 24, 2020 shares | Feb. 28, 2020 shares | Jan. 13, 2020 USD ($) shares | Oct. 02, 2019 shares | Sep. 15, 2014 USD ($) $ / shares shares | May 31, 2021 USD ($) shares | May 31, 2020 USD ($) shares | Jan. 31, 2020 USD ($) shares | Mar. 31, 2022 USD ($) $ / shares shares | Mar. 31, 2021 USD ($) $ / shares shares | Mar. 31, 2020 USD ($) $ / shares shares | Sep. 29, 2021 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Product development |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,593,000 | $ 4,343,000 | $ 2,953,000 |
Sales and support |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,461,000 | 2,942,000 | $ 4,055,000 |
Options granted (in shares) | shares |  | 65,768 | 100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted (in dollars per share) | $ / shares |  | $ 60.92 | $ 57.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of vesting installments | installment |  | 3 | 4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated deficit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 313,829,000 | $ 260,348,000 |  |
Number of shares repurchased (in shares) | shares |  |  |  | 20,132 |  |  |  |  |  |  |  |  |  | 20,132 |  |  | 252,000 | 0 | 0 |
Decrease in APIC |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000,000 |  |  |  |  |  |
Stock repurchase program, authorized amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 50,000,000
Conversion ratio |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |
Non-cash compensation expense attributable to stock awards |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 13,625,000 | $ 15,925,000 | $ 5,826,000 |
General and administrative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 39,525,000 | 39,302,000 | 25,469,000 |
Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares converted (in shares) | shares | 500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lease Agreements, 900 MHz [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 100,000 | $ 200,000 |  |
Stock options, contractual life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 years | 30 years |  |
2014 Stock Plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock authorized and reserved for issuance (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,027,201 |  |  |
Shares available | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,216,868 |  |  |
Percentage of increase in number of shares of common stock issued and outstanding |  |  |  |  |  | 5.00% |  |  |  |  |  |  |  |  |  |  | 5.00% |  |  |
Additional common stock authorized and reserved for future issuance (in shares) | shares |  |  |  |  |  | 879,216 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Class A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of units owned |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |
PDV Spectrum Holding Company, LLC | Common Class B Units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity method investee, cumulative proceeds received on all transactions |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,000,000 |  |  |  |  |  |  |
Sale of stock (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  | 500,000 |  |  |  |  |  |  |
Sale of stock (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  | $ 20.00 |  |  |  |  |  |  |
PDV Spectrum Holding Company, LLC | Common Class A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary equity units for which investor has right to convert to common stock (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  | 500,000 |  |  |  |  |  |  |
Restricted Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,500,000 |  | $ 9,700,000 | $ 9,200,000 | 4,300,000 |
Product development |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 700,000 | 600,000 | 200,000 |
Sales and support |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500,000 | 200,000 | 200,000 |
Plan modification, incremental cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 800,000 |  |
Unvested compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 18,400,000 | $ 13,200,000 |  |
Weighted average period of recognition of unrecognized compensation cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 years 6 months 10 days | 2 years 4 months 9 days |  |
Awards issued | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 28,000 |  | 362,073 |  |  |
Awards forfeited | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 71,991 |  |  |
General and administrative |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 8,500,000 | $ 8,400,000 | $ 3,900,000 |
Performance-Based Restricted Stock Units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |
Consulting fees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |
Awards issued | shares |  |  |  |  |  |  |  | 91,216 |  | 95,538 |  |  |  |  |  |  | 0 |  |  |
Awards forfeited | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 120,445 | 0 | 47,768 |  |
Expected term |  |  |  |  | 4 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Risk-free interest rate |  |  |  |  | 0.29% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Volatility |  |  |  |  | 56.09% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dividend yield |  |  |  |  | 0.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Forfeiture rate |  |  |  |  | 0.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-cash compensation expense attributable to stock awards |  |  |  |  |  |  |  | $ 4,300,000 |  |  |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | Additional |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Awards issued | shares |  |  |  |  |  |  |  |  |  | 43,446 |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | Chief Executive Officer | Cumulative Spectrum Proceeds Monetized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 300,000 | $ 100,000 |  |
Unvested compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 800,000 | $ 1,000,000 |  |
Weighted average period of recognition of unrecognized compensation cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 years 5 months 26 days | 3 years 5 months 26 days |  |
Measurement period |  |  |  |  |  |  |  |  | 4 years |  |  |  |  |  |  |  |  |  |  |
Vesting if target metric achieved (in shares) | shares |  |  |  |  |  |  |  |  | 30,049 |  |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | President and Chief Executive Officer | TSR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000,000 | $ 200,000 |  |
Unvested compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,300,000 | $ 3,100,000 |  |
Weighted average period of recognition of unrecognized compensation cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 years 11 months 4 days | 3 years 8 months 15 days |  |
Vesting if target metric achieved (in shares) | shares |  |  |  |  | 45,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | 2014 Stock Plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Awards issued | shares |  |  |  |  |  |  |  |  |  |  |  | 11,307 |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | Minimum | Cumulative Spectrum Proceeds Monetized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage share payout |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |
Performance-Based Restricted Stock Units | Minimum | Chief Executive Officer | Cumulative Spectrum Proceeds Monetized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting if target metric achieved (in shares) | shares |  |  |  |  |  |  |  |  | 15,025 |  |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | Minimum | Chief Executive Officer | TSR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage share payout |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |
Performance-Based Restricted Stock Units | Maximum | Chief Executive Officer | Cumulative Spectrum Proceeds Monetized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage share payout |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200.00% |  |  |
Vesting if target metric achieved (in shares) | shares |  |  |  |  |  |  |  |  | 60,098 |  |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | Maximum | Chief Executive Officer | TSR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage share payout |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 350.00% |  |  |
Performance-Based Restricted Stock Units | First Anniversary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | First Anniversary | Additional |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | First Anniversary | Minimum | President and Chief Executive Officer | TSR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | First Anniversary | Maximum | President and Chief Executive Officer | TSR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  | 350.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performance-Based Restricted Stock Units | Second Anniversary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Stock Options |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average period of recognition of unrecognized compensation cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 year 5 months 19 days | 1 year 3 months 25 days |  |
Options granted (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 165,768 |  |  |
Granted (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 58.56 |  |  |
Expected term |  | 5 years 11 months 1 day | 6 years 7 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6 years 25 days | 5 years 8 months 1 day |
Risk-free interest rate |  | 0.96% | 0.92% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.93% |
Volatility |  | 53.45% | 53.18% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 49.63% |
Dividend yield |  | 0.00% | 0.00% |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% | 0.00% | 0.00% |
Forfeiture rate |  | 0.00% | 0.00% |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |
Intrinsic value of options exercised |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 29,500,000 | $ 5,000,000 | $ 2,400,000 |
Weighted average grant-date fair value per option granted (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 58.56 | $ 42.04 | $ 46.85 |
Unrecognized compensation cost related to non-vested share options granted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,100,000 | $ 1,800,000 |  |
Aggregate intrinsic value, exercisable |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22,892,912 |  |  |
Stock Options | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years 11 months 1 day |  |  |
Risk-free interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.92% | 0.43% |  |
Volatility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 53.18% | 53.41% |  |
Forfeiture rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% | 0.00% |
Stock Options | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6 years 7 days |  |  |
Risk-free interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.96% | 0.51% |  |
Volatility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 53.45% | 52.43% |  |
Forfeiture rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.00% | 2.00% |
Performance-Based Stock Options |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |  |  |  |
Consulting fees |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |  |  | $ 0 | $ 800,000 | $ 0 |
Unvested compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 | 0 |  |
Options granted (in shares) | shares |  |  |  |  |  |  |  |  |  | 67,562 |  |  |  |  |  |  | 0 |  | 82,197 |
Granted (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |
Intrinsic value of options exercised |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 200,000 | 0 | $ 0 |
Weighted average grant-date fair value per option granted (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 46.85 |
Stock options forfeited (in shares) | shares |  |  |  |  |  |  | 33,780 |  |  |  | 179,945 |  |  |  |  |  |  |  |  |
Performance-Based Stock Options | Additional |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options granted (in shares) | shares |  |  |  |  |  |  |  |  |  | 14,635 |  |  |  |  |  |  |  |  |  |
Performance-Based Stock Options | First Anniversary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Performance-Based Stock Options | First Anniversary | Additional |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |
Performance-Based Stock Options | Second Anniversary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of vesting for stock granted to employees |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Service-Based Stock Options |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,600,000 | $ 1,300,000 | $ 1,500,000 |

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