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Financing Arrangements (Tables)
12 Months Ended
Dec. 31, 2021
Debt Disclosure [Abstract]  
Summary of Carrying Amounts of Debt
A summary of the carrying amounts of our debt follows:
 As of December 31,
 20212020
Senior secured credit facility$230,000 $200,000 
Promissory note due 20242,780 3,279 
Total long-term debt$232,780 $203,279 
Current maturities of long-term debt(559)(499)
Long-term debt, net of current portion$232,221 $202,780 
Schedule of Maturities of Long-term Debt Below is a summary of the scheduled remaining principal payments of our debt as of December 31, 2021.
Principal Payments of Long-Term Debt
2022$559 
2023$575 
2024$231,646