Supplemental Data

12 Months Ended

Dec. 31, 2023

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Supplemental Balance Sheet Data (in thousands):


Summary of accrued expenses	December 31,
	2023		2022

Accrued payroll and fringe benefits	$	44,039	$	31,386
Accrued taxes	13,759		15,608
Income taxes payable	3,878		3,141
Accrued interest	19,447		21,071
Accrued rebates and discounts	9,868		8,948
Warranty payable	1,375		1,530
Accrued inventory	33,478		74,858
Deferred revenue	7,350		7,093
Other accrued expenses	24,262		20,703
Total	$	157,456	$	184,338


Warranty liability	Year ended December 31,
	2023		2022

Beginning balance	$	1,530	$	1,838
Accrual	3,489		2,954
Warranty payments	(3,644)		(3,262)

Ending balance	$	1,375	$	1,530

Supplemental Statement of Operations Data (in thousands):


Other income (expense), net	Year ended December 31,
	2023		2022		2021
Foreign currency gain (loss)	$	(819)	$	(1,163)	$	27
Loss on sale of capital assets	(925)		(2,581)		(585)
Sublease income	1,434		1,330		995
Other income (expense)	2,053		93		(1,740)
	$	1,743	$	(2,321)	$	(1,303)

Supplemental Cash Flow Statement Data (in thousands):


	Year ended December 31,
	2023		2022		2021

Interest paid	$	108,418	$	86,286	$	58,547
Taxes paid	$	79,657	$	26,037	$	27,371

Investments

Arnold Joint Venture

Arnold is a 50% partner in a China rare earth mine-to-magnet joint venture. Arnold accounts for its activity in the joint venture utilizing the equity method of accounting. Gains and losses from the joint venture were not material for the years ended December 31, 2023, 2022 and 2021.

Altor Solutions

In September 2020, Altor invested $3.6 million in Rational Packaging, LLC, a designer and manufacturer of recyclable, paperboard-based structural packaging components. The investment will be accounted for as an equity method investment. Gains and losses from the investment were not material for the years ended December 31, 2023, 2022 and 2021.