Leases - Cash Flow (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Cash paid for amounts included in the measurement of liabilities
Financing cash flows from finance leases	$ 2,167
Operating cash flows from finance leases	507
Operating cash flows from operating leases	99,713
Non-cash supplemental amounts
ROU assets obtained in exchange for new finance lease liabilities	963
ROU assets obtained in exchange for new operating lease liabilities	$ 79,382