Leases Leases Other Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Leases other information
Gains on sale leasebacks, net	$ 9,489	$ 3,987
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	162,828	153,587
Operating cash flows from finance leases	5,178	5,661
Financing cash flows from finance leases	4,180	5,344
Net operating lease assets obtained in exchange for new or modified operating lease liabilities	$ 101,473	$ 45,034
Leases term and discount rate
Operating Lease, Weighted Average Remaining Lease Term	8 years 10 months 24 days
Finance Lease, Weighted Average Remaining Lease Term	10 years 2 months 12 days
Operating Lease, Weighted Average Discount Rate, Percent	4.00%
Finance Lease
Leases term and discount rate
Finance Lease, Weighted Average Discount Rate, Percent	5.31%