Income Taxes - Summary of Deferred Income Taxes Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Noncurrent deferred tax assets:
Amortization and fixed assets	$ 5,271	$ 6,106
Inventories	2,224	2,893
Pension obligations	3,010	2,467
Warranty obligations	193	226
Accrued benefits	739	792
Operating leases	8,878	9,486
Tax credit carryforwards	9,347	8,612
Net operating loss carryforwards	23,032	18,233
Other temporary differences	12,233	8,883
Total noncurrent deferred tax assets	64,927	57,698
Valuation allowance	(41,777)	(35,934)
Net noncurrent deferred tax assets	23,150	21,764
Noncurrent deferred tax liabilities:
Amortization and fixed assets	(1,104)	(1,132)
Inventories	0	(59)
Operating leases	(9,615)	(9,242)
Other temporary differences	(1,228)	(571)
Total noncurrent tax liabilities	(11,947)	(11,004)
Net noncurrent deferred tax liabilities	(11,947)	(11,004)
Total net deferred tax asset	11,203	10,760
Net non-current deferred tax assets	11,349	11,084
Non-current deferred tax liabilities (included in Other long-term liabilities)	$ (146)	$ (324)

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