Leases Schedule of Leases - Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2019
Finance Lease, Interest Payment on Liability	$ 256	$ 761
Total cash paid for amounts included in the measurement of lease liabilities	6,060	18,385
Operating lease liabilities recognized from obtaining ROU assets	10,114	11,711
Finance lease liabilities recognized from obtaining ROU assets	317	1,838
Total lease liabilities recognized from obtaining ROU assets	10,431	117,613
Finance Lease, Principal Payments	579	2,040
Operating Lease, Payments	5,225	15,584
Accounting Standards Update 2016-02 [Member]
Operating lease liabilities recognized from obtaining ROU assets	$ 0	$ 104,064