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Revenue from Contracts with Customers Contract Balances (Details) - USD ($)
$ in Thousands
6 Months Ended
Dec. 31, 2019
Jun. 30, 2019
Contract with Customer, Liability, Revenue Recognized $ 18,600  
Deferred Revenue (52,768) $ (44,891)
Net contract assets (liabilities) 589,695 574,812
Contract assets $ 642,463 $ 619,703