XML 51 R39.htm IDEA: XBRL DOCUMENT v3.21.2
Revenue Recognition and Contracts with Customers - Schedule of Performance Obligations that are Expected to Be Recognized in Future (Details 1)
$ in Thousands
Jun. 30, 2021
USD ($)
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction [Line Items]  
Unsatisfied performance obligations $ 1,753,009