Income Taxes - Components of deferred income tax liabilities and assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Deferred income tax liabilities:
Book over tax basis of intangible assets and fixed assets	$ (44,632)	$ (55,449)
Unremitted foreign earnings	(8,154)	(7,135)
Operating lease and finance lease right-of-use assets	(7,883)	(9,573)
Other, net	(2,005)	(1,584)
Total deferred income tax liabilities	(62,674)	(73,741)
Deferred income tax assets:
Allowance for doubtful accounts and receivable adjustments	2,018	1,816
Inventory	3,141	2,362
Accrued liabilities	16,536	12,606
Net operating loss and tax credit carryforwards	156,180	141,946
Tax deductible goodwill	2,534	4,424
Disallowed interest deduction	146,923	106,449
Operating lease and finance lease liabilities	7,981	10,211
Other, net	22,832	18,197
Total deferred income tax assets	358,145	298,011
Valuation allowance	(305,168)	(233,755)
Total net deferred income tax assets (liabilities)	(9,697)	$ (9,485)
Increase (decrease) in valuation allowance	71,400
Federal
Deferred income tax assets:
Valuation allowance related to disallowed interest deduction	123,900
Valuation allowance related to limitation of utilization of NOL carryforwards	59,600
State
Deferred income tax assets:
Valuation allowance related to disallowed interest deduction	16,300
Valuation allowance related to limitation of utilization of NOL carryforwards	4,000
Foreign.
Deferred income tax assets:
Valuation allowance related to limitation of utilization of NOL carryforwards	$ 101,500