Leases Schedule of Maturity of Lease Liabilities (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Leases, Operating [Abstract]
2020	$ 124,267
2021	74,978
2022	56,756
2023	54,986
2024	50,640
Remaining	493,833
Total future minimum lease payments	855,460
Less imputed interest	241,850
Present value of lease liabilities	613,610
Finance Lease, Cost [Abstract]
2020	1,069
2021	1,069
2022	1,069
2023	1,069
2024	1,069
Remaining	4,541
Total future minimum lease payments	9,886
Less imputed interest	1,941
Present value of lease liabilities	7,945
2020	125,336
2021	76,047
2022	57,825
2023	56,055
2024	51,709
Remaining	498,374
Total future minimum lease payments	865,346
Less imputed interest	243,791
Present value of lease liabilities	621,555
Minimum lease payments for leases signed but not yet commenced	$ 278,700
Lease duration of leases signed but not yet commenced	20 years