Leases - Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018	[1]
Right of use assets:
Total right of use assets, net	$ 536,689
Lease liabilities:
Operating leases	343,915
Financing leases	110,623
Total	$ 454,538	$ 70,668
Weighted average remaining lease term (years):
Operating leases	48 years
Finance leases	16 years 3 months 18 days
Weighted average discount rate:
Operating leases	5.19%
Finance leases	5.17%
Real Estate
Right of use assets:
Operating leases	$ 372,831
Finance leases	163,858
Corporate
Right of use assets:
Operating leases	4,711
Real Estate and Corporate
Right of use assets:
Total right of use assets, net	$ 541,400

[1] The consolidated balance sheet at December 31, 2018 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by U.S. generally accepted accounting principles for complete financial statements.