Leases - Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Leases [Abstract]
Real estate leases, renewal term	8 years
Operating leases
ROU assets, net	$ 154,351	$ 0
Lease liabilities, short-term	25,112	0
Lease liabilities, long-term	133,189	$ 0
Finance Leases
ROU assets, net,	1,384
Lease liabilities, short-term	618
Lease liabilities, long-term	$ 588