Leases - Schedule of supplemental cash flow information and non-cash transactions related to Company's leases (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Leases [Abstract]
Operating cash flows from operating leases	$ 24,985
Operating cash flows from finance leases	196
Financing cash flows from finance leases	1,423	$ 0
Right-of-use assets obtained in exchange for operating lease obligations	12,746
Right-of-use assets obtained in exchange for finance lease obligations	$ 3,427