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Fair Value and Equity Investments, Fair Value (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Fair Value and Equity Investments [Abstract]
Term of variable rate	30 days
Contingent Consideration [Member]
Changes in Fair Value of Level 3 Contingent Consideration [Roll Forward]
Beginning balance	$ (6,300)	$ (6,364)
Changes in fair value of contingent consideration	0	93
Payments	6,300	0
Ending balance	0	(6,271)
Fair Value on a Recurring Basis [Member]
Financial Assets (Liabilities) [Abstract]
Cash equivalents and current investments	34,571		$ 42,916
Derivative financial instruments asset	12,054		12,689
Life insurance contracts	48,414		45,041
Contingent consideration	0		(6,300)
Financial assets (liabilities)	95,039		94,346
Fair Value on a Recurring Basis [Member] | Level 1 [Member]
Financial Assets (Liabilities) [Abstract]
Cash equivalents and current investments	34,571		42,916
Derivative financial instruments asset	0		0
Life insurance contracts	0		0
Contingent consideration	0		0
Financial assets (liabilities)	34,571		42,916
Fair Value on a Recurring Basis [Member] | Level 2 [Member]
Financial Assets (Liabilities) [Abstract]
Cash equivalents and current investments	0		0
Derivative financial instruments asset	12,054		12,689
Life insurance contracts	0		0
Contingent consideration	0		0
Financial assets (liabilities)	12,054		12,689
Fair Value on a Recurring Basis [Member] | Level 3 [Member]
Financial Assets (Liabilities) [Abstract]
Cash equivalents and current investments	0		0
Derivative financial instruments asset	0		0
Life insurance contracts	48,414		45,041
Contingent consideration	0		(6,300)
Financial assets (liabilities)	48,414		$ 38,741
Life Insurance Contracts [Member]
Changes in Fair Value of Level 3 Marketable Securities [Roll Forward]
Beginning balance	45,041	40,055
Actual return on plan assets	3,373	1,998
Ending balance	$ 48,414	$ 42,053

X

- Definition

Fair value portion of cash equivalents with banks or financial institutions and current investments, including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.

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Amount of liability recognized arising from contingent consideration in a business combination.

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Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

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Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

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Fair value of asset after deduction of liability.

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