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Debt - Narrative (Details) |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Apr. 08, 2021 USD ($) Rate | Feb. 10, 2020 USD ($) $ / shares shares | Apr. 15, 2019 USD ($) | Dec. 31, 2020 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Mar. 31, 2020 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Dec. 31, 2019
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Treasury stock reissued (in shares) | shares |  | 722,423 |  |  |  |  |  |  |  |
Shares issued price per share (in dollars per share) | $ / shares |  | $ 32.43 |  |  |  |  |  |  |  |
Treasury stock acquired average cost per share (in dollars per share) | $ / shares |  | $ 3.37 |  |  |  |  |  |  |  |
Loss on extinguishment of debt |  |  |  |  | $ 0 | $ 0 |  | $ 0 | $ (8,123,000) |
Liability, debt |  |  |  |  | 314,793,000 |  |  | 314,793,000 |  |
Current portion of long-term debt |  |  |  | $ 666,000 | 685,000 |  |  | 685,000 |  |
Convertible Senior Notes due 2024 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Implied estimated effective rate |  |  | 10.20% |  |  |  |  |  |  |
Subordinated Promissory Note |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Liability, debt |  |  |  |  | 1,000,000.0 |  |  | 1,000,000.0 |  |
Current portion of long-term debt |  |  |  |  | 700,000 |  |  | 700,000 |  |
Subordinated Promissory Note | Restaurant Magic |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rate |  |  |  |  |  |  |  |  |  | 5.75%
Warranty liability assumed |  |  |  | 2,000,000.0 |  |  |  |  |  |
Monthly principal and interest payments |  |  |  | $ 60,600 |  |  |  |  |  |
Convertible Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt issued |  |  | $ 80,000,000.0 |  |  |  |  |  |  |
Convertible Notes | Convertible Senior Notes due 2024 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt issued |  |  |  |  | 13,750,000 |  |  | 13,750,000 |  |
Stated interest rate |  |  | 4.50% |  |  |  |  |  |  |
Debt instrument, repurchased face amount |  | $ 66,300,000 |  |  |  |  |  |  |  |
Debt settlement amount |  | 59,000,000.0 |  |  |  |  |  |  |  |
Settlement of equity component |  | 30,800,000 |  |  |  |  |  |  |  |
Debt instrument pay off accrued interest |  | 1,000,000.0 |  |  |  |  |  |  |  |
Loss on extinguishment of debt |  | 8,100,000 |  |  |  |  |  |  |  |
Conversion ratio |  |  | 0.0350217 |  |  |  |  |  |  |
Liability, debt |  |  | $ 62,400,000 |  |  |  |  |  |  |
Equity component of notes |  |  | $ 17,600,000 |  |  |  |  |  |  |
Issuance costs |  |  |  |  | 4,900,000 |  |  | 4,900,000 |  |
Issuance costs, debt component |  |  |  |  | 3,800,000 |  |  | 3,800,000 |  |
Issuance cost, equity component |  |  |  |  | 1,100,000 |  |  | 1,100,000 |  |
Income tax benefit, equity transaction |  |  |  |  |  |  | $ (1,800,000) |  |  |
Convertible Notes | Convertible Senior Notes Due 2026 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt issued |  | $ 120,000,000.0 |  |  | 120,000,000 |  |  | 120,000,000 |  |
Stated interest rate |  | 2.875% |  |  |  |  |  |  |  |
Implied estimated effective rate |  | 7.30% |  |  |  |  |  |  |  |
Conversion ratio |  | 0.0232722 |  |  |  |  |  |  |  |
Liability, debt |  | $ 93,800,000 |  |  |  |  |  |  |  |
Equity component of notes |  | $ 26,200,000 |  |  |  |  |  |  |  |
Issuance costs |  |  |  |  | 4,200,000 |  |  | 4,200,000 |  |
Issuance costs, debt component |  |  |  |  | 3,300,000 |  |  | 3,300,000 |  |
Issuance cost, equity component |  |  |  |  | 900,000 |  | 900,000 | 900,000 |  |
Income tax benefit, equity transaction |  |  |  |  |  |  | $ (6,200,000) |  | $ (4,400,000) |
Credit Facility | Owl Rock Credit Agreement |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt issued | $ 180,000,000.0 |  |  |  | $ 180,000,000 |  |  | $ 180,000,000 |  |
Issuance costs | $ 9,300,000 |  |  |  |  |  |  |  |  |
Issuance discount rate | 2.00% |  |  |  |  |  |  |  |  |
Proceeds from issuance of debt | $ 170,700,000 |  |  |  |  |  |  |  |  |
Additional borrowing capacity | $ 25,000,000.0 |  |  |  |  |  |  |  |  |
Debt instrument covenant maximum revenue leverage ratio | 2.10 |  |  |  |  |  |  |  |  |
Covenant, required liquidity | $ 20,000,000.0 |  |  |  |  |  |  |  |  |
Credit Facility | Owl Rock Credit Agreement | Debt Instrument, Redemption, Period One |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument covenant maximum revenue leverage ratio | Rate | 260.00% |  |  |  |  |  |  |  |  |
Line of credit facility, prepayment premium, percentage | 2.00% |  |  |  |  |  |  |  |  |
Credit Facility | Owl Rock Credit Agreement | Debt Instrument, Redemption, Period Two |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument covenant maximum revenue leverage ratio | Rate | 130.00% |  |  |  |  |  |  |  |  |
Line of credit facility, prepayment premium, percentage | 1.00% |  |  |  |  |  |  |  |  |
Credit Facility | Owl Rock Credit Agreement | Base rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable rate | 3.75% |  |  |  |  |  |  |  |  |
Credit Facility | Owl Rock Credit Agreement | Eurodollar |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable rate | 4.75% |  |  |  |  |  |  |  |  |

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