Leases - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease right-of-use assets	$ 702,916	$ 651,900
Operating lease liability	909,049	851,300
Total Assets	7,151,294		$ 6,201,474
Total Liabilities	$ 6,212,701		$ 5,350,717
Renewal term	10 years
Option to terminate, term	1 year
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total Assets		638,700
Total Liabilities		$ 638,700