Income Taxes - Tax Effect of Significant Items Comprising the Net Deferred Tax Asset (Liability) (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax asset:
Benefits from net operating loss carryforwards	$ 17,722	$ 14,242
Long-term incentive compensation plans	12,645	11,295
Investment basis differences	10,369	12,977
Depreciation and amortization	4,914	3,647
Lease liability	4,906	5,940
Capital loss carryforward	33,843	34,069
Tax credits carryforward	4,986	5,300
Other, primarily accrued expenses deductible when paid	6,840	9,181
Deferred tax assets, gross	96,225	96,651
Less: valuation allowance	(29,681)	(25,996)
Deferred tax asset	66,544	70,655
Deferred tax liability:
Intangible assets	10,033	12,254
Investment in foreign subsidiaries	6,534	5,697
Right-of-use asset	4,307	5,168
Other	3,304	2,485
Deferred tax liability	24,178	25,604
Net deferred tax asset	$ 42,366	$ 45,051