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Revenue Recognition - Receivables and Deferred Revenue (Details) $ in Thousands | 6 Months Ended
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Jun. 30, 2021 USD ($)
Contract Balances [Roll Forward] |
Accounts receivable, opening balance | $ 80,423
Accounts receivable, ending balance | 89,807
Contract acquisition costs noncurrent, opening balance | 41,021
Contract acquisition costs noncurrent, increase (decrease), net | 2,441
Contract acquisition costs noncurrent, ending balance | 43,462
Deferred revenue (current), opening balance | 88,848
Deferred revenue (current), increase (decrease), net | 18,823
Deferred revenue (current), ending balance | 107,671
Deferred revenue (long-term), opening balance | 409
Deferred revenue (long-term), increase (decrease), net | 80
Deferred revenue (long-term), ending balance | 489
Billed receivable |
Contract Balances [Roll Forward] |
Accounts receivable, opening balance | 61,801
Accounts receivable, increase (decrease), net | (2,936)
Accounts receivable, ending balance | 58,865
Unbilled receivable |
Contract Balances [Roll Forward] |
Accounts receivable, opening balance | 18,622
Accounts receivable, increase (decrease), net | 12,320
Accounts receivable, ending balance | $ 30,942

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