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v3.22.4

Long-Term Debt - Convertible Senior Notes Due 2023 (Details) | 12 Months Ended
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Dec. 31, 2022 USD ($) $ / shares shares | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Debt Instrument [Line Items] |  |  |
Interest expense | $ 20,176,000 | $ 23,489,000 | $ 30,538,000
Amortization of debt issuance costs | $ 2,334,000 | 3,179,000 | 3,177,000
2023 Notes (mature September 2023) |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate (as a percent) | 4.125% |  |
Frequency of periodic payment | semi-annually |  |
Maturity date | Sep. 15, 2023 |  |
Initial conversion ratio | 0.1056133 |  |
Aggregate number of shares | shares | 3,168,399 |  |
Initial conversion price per share (USD per share) | $ / shares | $ 9.47 |  |
Increase in the conversion rate | 0.0475260 |  |
Redemption price as a percentage of principal amount | 100.00% |  |
Repurchase amount |  |  | 95,000,000
Effective interest rate (as a percent) | 4.80% |  |
Interest expense | $ 1,400,000 | $ 1,400,000 | 6,600,000
Coupon interest expense |  |  | 3,700,000
Amortization of debt discount and issuance costs |  |  | $ 2,900,000
2023 Notes (mature September 2023) | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Percentage of closing price of common stock to conversion price | 130.00% |  |
Number of trading days | 20 |  |
Number of consecutive trading days | 30 |  |
2023 Notes (mature September 2023) | Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Percentage of closing price of common stock to conversion price | 97.00% |  |
Number of trading days | 5 |  |
Number of consecutive trading days | 10 |  |

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