Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Operating Leases
Operating lease right-of-use assets	$ 127,501	$ 135,985
Operating lease liabilities – short-term	38,361	38,005
Operating lease liabilities – long-term	89,759	$ 98,347
Total operating lease liabilities	128,120
Finance Leases
Property, plant and equipment – gross	2,068
Accumulated depreciation	(842)
Property, plant and equipment – net	1,226
Accounts payable	700
Other liabilities	543
Total finance lease liabilities	$ 1,243
Weighted Average Remaining Lease Term
Operating leases	9 years 3 months 18 days
Finance leases	2 years
Weighted Average Discount Rate
Operating leases	5.77%
Finance leases	4.76%