The fair value hierarchy has three levels based on the reliability of the inputs used to determine fair value. (Details) - Fair Value, Recurring [Member] - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Assets:
Short-term investments	$ 76,078	$ 94,304
Interest rate swaps	4,096	3,909
Foreign currency forward exchange contracts not accounted for using hedge accounting	395
Foreign currency forward exchange contracts not accounted for using hedge accounting	305	359
	80,874	100,105
Foreign currency forward exchange contracts accounted for using hedge accounting		1,533
Fair Value, Inputs, Level 1 [Member]
Assets:
Short-term investments	10,379	12,868
Interest rate swaps
Foreign currency forward exchange contracts not accounted for using hedge accounting
Foreign currency forward exchange contracts not accounted for using hedge accounting
	10,379	12,868
Foreign currency forward exchange contracts accounted for using hedge accounting
Fair Value, Inputs, Level 2 [Member]
Assets:
Short-term investments	65,699	80,614
Interest rate swaps	4,096	3,909
Foreign currency forward exchange contracts not accounted for using hedge accounting	395
Foreign currency forward exchange contracts not accounted for using hedge accounting	305	359
	70,495	86,415
Foreign currency forward exchange contracts accounted for using hedge accounting		1,533
Fair Value, Inputs, Level 3 [Member]
Assets:
Short-term investments		822
Interest rate swaps
Foreign currency forward exchange contracts not accounted for using hedge accounting
Foreign currency forward exchange contracts not accounted for using hedge accounting
		822
Foreign currency forward exchange contracts accounted for using hedge accounting

Fair value portion of asset recognized for present right to economic benefit.

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-Topic 820
-SubTopic 10
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Fair value as of the balance sheet date of all derivative assets designated as foreign currency fair value hedging instruments.

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Fair value as of the balance sheet date of all derivative liabilities designated as foreign currency fair value hedging instruments.

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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