Leases - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
ROU assets, net	$ 20,677
Operating lease liabilities	21,468
Lease expense	$ 7,858
Rent expense related to operating leases		$ 5,100
Weighted-average remaining lease term, operating lease	6 years 8 months 19 days
Weighted-average remaining lease term, financing leases	4 years 6 months 14 days
Weighted-average discount rate for operating leases	7.20%
Weighted-average discount rate for financing leases	6.80%
ASC 842
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
ROU assets, net			$ 24,600
Operating lease liabilities			$ 25,100
Cost of Sales
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease expense	$ 6,900
Research, Development and Engineering
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease expense	700
Selling, General and Administrative Expenses
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease expense	300
Interest Expense
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease expense	$ 100