Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Operating leases:
Operating lease right-of-use assets	$ 24,148	$ 0
Short-term lease liabilities, included in Other accrued liabilities	4,973
Long-term lease liabilities	19,241	$ 0
Total operating lease liabilities	24,214
Finance leases:
Property, plant and equipment	719
Accumulated depreciation	(207)
Property, plant and equipment, net	512
Short-term lease liabilities, included in debt	89
Long-term lease liabilities, included in debt	3
Total finance lease liabilities	$ 92
Weighted average remaining lease term:
Operating leases	7 years 4 months 24 days
Finance leases	12 years 7 months 6 days