Income Taxes Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	$ 2,028
Components of Deferred Tax Assets and Liabilities [Abstract]
Inventories	1,440	$ 1,228
Accrued liabilities	413	12,491
Stock-based compensation	2,544	1,378
Long-term incentive plan	1,600	834
State net operating loss carryforwards	1,509	2,152
Foreign net operating loss carryforwards	1,380	254
State tax credits	1,447	1,826
Federal benefit related to uncertain tax positions	2,724	2,697
Other	1,057	755
Deferred tax assets, gross	14,114	23,615
Valuation allowance	(1,772)	(782)
Total deferred tax assets, net	12,342	22,833
Property, plant, and equipment	(22,173)	(20,441)
Other	(1,518)	(1,753)
Total deferred tax liabilities	(23,691)	(22,194)
Net deferred tax liabilities	$ (11,349)
Deferred Tax Assets, Net		$ 639