Annual report pursuant to Section 13 and 15(d)

Leases (Cash Flow) (Details)

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Leases (Cash Flow) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Lease, Cost [Abstract]    
Cash paid for amounts included in the measurement of operating lease liabilities $ 82,083 $ 77,350
Operating lease liabilities arising from obtaining ROU assets 22,416 471,396
Increase (Decrease) In Operating Lease, Right-Of-Use Assets And Liabilities $ 6,400 $ 783