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Long-Term Debt (Tables) | 12 Months Ended
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Dec. 31, 2020
Long-Term Debt |
Summary of principal payments of long term debt | As of December 31, 2020 the Term Loan Facility requires the principal balance as of each of the following dates not to exceed the following (in thousands): ​
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December 31, 2021 | ​ | 127,317
December 31, 2022 | ​ | 93,321
December 31, 2023 | ​ | 62,920
December 31, 2024 | ​ | 33,692
December 31, 2025 | ​ | —

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- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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