Fair Value and Equity Investments (Tables)

12 Months Ended

Dec. 31, 2023

Fair Value and Equity Investments [Abstract]

Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following tables present the fair value hierarchy for those assets and liabilities measured at fair value on a recurring basis (U.S. dollars in thousands):

	Fair Value at December 31, 2023
	Level 1		Level 2		Level 3			Total
Financial assets (liabilities):
Cash equivalents and current investments	$	42,916	$	—	$	—		$	42,916
Derivative financial instruments asset		—		12,689		—			12,689
Life insurance contracts		—		—		45,041			45,041
Contingent consideration		—		—		(6,300	)		(6,300	)
Total	$	42,916	$	12,689		38,741		$	94,346

	Fair Value at December 31, 2022
	Level 1		Level 2		Level 3			Total
Financial assets (liabilities):
Cash equivalents and current investments	$	55,356	$	—	$	—		$	55,356
Derivative financial instruments asset		—		19,738		—			19,738
Life insurance contracts		—		—		40,055			40,055
Contingent consideration		—		—		(6,364	)		(6,364	)
Total	$	55,356	$	19,738	$	33,691		$	108,785

Changes in Fair Value of Level 3 Life Insurance Contracts

The following table provides a summary of changes in fair value of the Company’s Level 3 life insurance contracts (U.S. dollars in thousands):

	2023			2022
Beginning balance at January 1	$	40,055		$	49,851
Actual return on plan assets		6,216			(9,180	)
Sales and settlements		(1,230	)		(616	)
Ending balance at December 31	$	45,041		$	40,055

Changes in Fair Value of Level 3 Contingent Consideration

The following table provides a summary of changes in fair value of the Company’s Level 3 contingent consideration (U.S. dollars in thousands):

	2023			2022
Beginning balance at January 1	$	(6,364	)	$	(10,341	)
Changes in fair value of contingent consideration		64			3,977
Ending balance at December 31	$	(6,300	)	$	(6,364	)