Revenue Recognition - Summary of Activity in Allowance for Credit Losses (Details) $ in Thousands	12 Months Ended
Dec. 31, 2020 USD ($)
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance - allowance for credit losses	$ 10,232
Additions charged to costs and expenses	14,265
Write-offs, net of recoveries	(6,427)
Ending balance - allowance for credit losses	$ 18,070

Amount, after recovery, of writeoff of financing receivable, charged against allowance for credit loss.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Balance Type:	debit
Period Type:	duration

- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of credit loss expense (reversal of expense) for financing receivable.

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