Income Taxes - Components of Net Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Foreign tax credit carryforward	$ 9,190	$ 4,202
General business credit carryforward	3,853	2,347
Inventory	22,178	13,536
Net operating losses	21,348	1,250
Allowance for doubtful accounts	1,043	490
Reserve for accrued liabilities	3,161	4,029
Stock options	868	1,670
Unrealized gain/loss	1,217	1,554
Disallowed interest carryforward	2,071	1,912
Other	221	1,939
Total deferred tax assets	65,150	32,929
Valuation allowance	(44,235)	(17,049)
Deferred tax liabilities:
Property, plant and equipment	(7,233)	(6,048)
Goodwill & Intangibles	(1,796)	(1,903)
Deferred revenue	(1,258)	(3,415)
Reserve for unremitted earnings	(2,586)	(3,608)
Other	586	1,917
Deferred Tax Liabilities, Gross, Total	13,459	16,891
Net deferred tax asset	$ 7,456	$ 1,011