Leases - Other Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from finance leases	$ 107,000
Operating cash flows from operating leases	210,848
Financing cash flows from finance leases	126,486
Right-of-use assets obtained in exchange for lease obligations:
Finance leases	387,808
Operating leases	$ 145,025
Weighted-average remaining lease term - finance leases	15 years
Weighted-average remaining lease term - operating leases	13 years
Weighted-average discount rate - finance leases	9.00%
Weighted-average discount rate - operating leases	4.00%
Finance lease assets	$ 1,277,614
Financing lease, right-of-use assets, accumulated amortization	$ 474,800