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Debt - Expected Principal, Interest and Fee Payments on Term Loan Credit Agreement (Detail) - Term Loan Credit Agreement $ in Thousands | Dec. 31, 2019 USD ($)
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Debt Instrument [Line Items] |
2022, Principal | $ 15,000
2023, Principal | 20,000
2024, Principal | 5,000
Total, Principal | 40,000
2020, Interest and Fees | 3,050
2021, Interest and Fees | 3,042
2022, Interest and Fees | 2,660
2023, Interest and Fees | 1,203
2024, Interest and Fees | 1,264
Total, Interest and Fees | 11,219
2020, Total | 3,050
2021, Total | 3,042
2022, Total | 17,660
2023, Total | 21,203
2024, Total | 6,264
Total | $ 51,219

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