Leases Lease Expense Components (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2019
Operating lease cost:
Fixed Lease Expense	$ 133,342	$ 392,398
Variable Lease Expense	30,786	89,264
Finance lease cost:
Finance Lease, Right-of-Use Asset, Amortization	6,164	17,693
Finance Lease, Interest Expense	3,803	11,293
Net Lease Cost	$ 174,095	$ 510,648