Leases - Schedule of Minimum Lease Payments and Sublease Income (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Operating Leases
Year 1	$ 178,746
Year 2	170,477
Year 3	159,700
Year 4	150,842
Year 5	141,027
Thereafter	632,804
Total lease payments	1,433,596
Less: interest and inflation	(475,530)
Present value of lease liabilities	958,066
Finance Leases
Year 1	6,999
Year 2	6,291
Year 3	5,839
Year 4	5,740
Year 5	4,430
Thereafter	30,151
Total lease payments	59,450
Less: interest and inflation	(21,393)
Present value of lease liabilities	$ 38,057