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Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2021
Accounting Policies [Abstract]  
Summary of Accounts Receivable, Allowance for Credit Loss
Changes in the allowance for credit losses are as follows:
March 31, 2021March 31, 2020
Allowance for credit losses, beginning of period$2,266 $2,260 
Charges to costs and expenses, net49 
Account write-offs and other41 (189)
Allowance for credit losses, end of period$2,310 $2,120