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v3.22.1

Long-Term Debt - Convertible Senior Notes Due 2022 (Details) $ / shares in Units, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2022 USD ($) $ / shares shares | Mar. 31, 2021 USD ($)
Debt Instrument [Line Items] |  |
Interest expense | $ 5,307 | $ 6,112
Convertible Senior Notes Maturing May 2022 |  |
Debt Instrument [Line Items] |  |
Interest rate (as a percent) | 4.25% |
Frequency of periodic payment | semi-annually |
Maturity date | May 01, 2022 |
Initial conversion ratio | 0.0719748 |
Aggregate number of shares | shares | 2,519,118 |
Initial conversion price per share (USD per share) | $ / shares | $ 13.89 |
Effective interest rate (as a percent) | 4.80% |
Interest expense | $ 400 | 400
Coupon interest expense | $ 400 | $ 400

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