Leases - Balance Sheet Composition (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Finance Lease, Right-Of-Use Asset, After Accumulated Amortization [Abstract]
Operating lease, right-of-use asset	$ 82,374
Operating leases:
Current lease liabilities	15,235
Noncurrent lease liabilities	69,928
Total lease liabilities	85,163
Building
Finance Lease, Right-Of-Use Asset, After Accumulated Amortization [Abstract]
Operating lease, right-of-use asset	75,381
Equipment
Finance Lease, Right-Of-Use Asset, After Accumulated Amortization [Abstract]
Operating lease, right-of-use asset	$ 6,993