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Notes Payable and Other Noncurrent Liabilities - Current and Noncurrent Portions of Notes Payable (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 22, 2019 | Mar. 31, 2020 | Dec. 31, 2019
Notes Payable and Other Noncurrent Liabilities |  |  |
Less: Current portion |  | $ 33,144 | $ 33,144
Notes payable, less current portion |  | 99,488 | 107,774
Amended and restated credit agreement |  |  |
Notes Payable and Other Noncurrent Liabilities |  |  |
Notes payable including current portion |  | 132,632 | 140,918
Less: Current portion |  | 33,144 | 33,144
Notes payable, less current portion |  | 99,488 | 107,774
Amended and restated credit agreement | 30-Day LIBOR |  |  |
Notes Payable and Other Noncurrent Liabilities |  |  |
Margin on variable interest rate | 2.00% |  |
Amended and restated credit agreement | Term loan facility |  |  |
Notes Payable and Other Noncurrent Liabilities |  |  |
Quarterly payment of notes payable |  | 8,368 |
Notes payable including current portion |  | $ 132,632 | $ 140,918
Amended and restated credit agreement | Term loan facility | 30-Day LIBOR |  |  |
Notes Payable and Other Noncurrent Liabilities |  |  |
Margin on variable interest rate |  | 3.60% | 2.00%
Amended and restated credit agreement | Revolving credit facility | 30-Day LIBOR |  |  |
Notes Payable and Other Noncurrent Liabilities |  |  |
Margin on variable interest rate |  | 3.60% | 2.00%

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