|9 Months Ended|
Sep. 30, 2021
|Revenue from Contract with Customer [Abstract]|
|Schedule of contract assets and liabilities||
The following table summarizes the changes in the unbilled AR and deferred revenue balances for the nine months ended September 30, 2021 (in thousands):
Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.
Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef