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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Dec. 31, 2021

FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS [Abstract]

Schedule of Recurring Fair Value Measurements

Recurring fair value measurements using the indicated inputs:

Details		December 31, 2021				Quoted prices in active market for identical liability (Level 1)				Significant other observable inputs (Level 2)				Significant unobservable inputs (Level 3)
Cross-currency swap - net asset position		$	12,560			$	--			$	12,560			$	--
Privately held companies			15,155				--				--				15,155
Marketable securities held for sale			190,068				190,068				--				--
Foreign exchange forward and cylinders - net liability position			(906	)			--				(906	)			--
		$	216,877			$	190,068			$	11,654			$	15,155

Details		December 31, 2020				Quoted prices in active market for identical  liability (Level 1)				Significant other observable inputs (Level 2)				Significant unobservable inputs (Level 3)
Cross-currency swap - net asset position		$	16,977			$	--			$	16,977			$	--
Privately held companies			17,727				--				--				17,727
Marketable securities held for sale			188,186				188,186				--				--
Foreign exchange forward and cylinders - net asset position			5,293				--				5,293				--
		$	228,183			$	188,186			$	22,270			$	17,727

Schedule of Marketable Securities

The following table summarizes amortized costs, gross unrealized gains and losses and estimated fair values of available-for-sale marketable securities as of December 31, 2021:

Details		Amortized Cost (*)				Gross unrealized gains				Gross unrealized losses				Estimated fair value
Corporate bonds		$	161,491			$	1,453			$	(1,311	)		$	161,633
Government bonds			27,332				1				(399	)			26,934
Municipal bonds			472				--				--				472
Certificate of deposit			248				5				--				253
		$	189,543			$	1,459			$	(1,710	)		$	189,292

* Excluding accrued interest of $776.

The following table summarizes amortized costs, gross unrealized gains and losses and estimated fair values of available-for-sale marketable securities as of December 31, 2020:

Details		Amortized cost (*)				Gross unrealized gains				Gross unrealized losses				Estimated fair value
Corporate bonds		$	154,577			$	1,207			$	(735	)		$	155,049
Government bonds			32,894				37				(53	)			32,878
Certificate of deposit			248				11				--				259
		$	187,719			$	1,255			$	(788	)		$	188,186

* Excluding accrued interest of $781.

Schedule of Maturities of Marketable Securities

The scheduled maturities of available-for-sale marketable securities as of December 31, 2021, were as follows:

Details		Amortized Cost				Estimated fair value
Due within one year		$	22,547			$	22,637
Due within 2-5 years			127,576				126,510
Due after 5 years			39,420				40,145
		$	189,543			$	189,292

The scheduled maturities of available-for-sale marketable securities as of December 31, 2020, were as follows:

Details		Amortized Cost				Estimated fair value
Due within one year		$	22,772			$	22,800
Due within 2-5 years			138,894				139,210
Due after 5 years			26,053				26,176
		$	187,719			$	188,186

Schedule of Investments with Continuous Unrealized Losses

Investments with continuous unrealized losses for less than twelve months and twelve months or more and their related fair values as of December 31, 2021 and December 31, 2020, were as indicated in the following tables:

		December 31, 2021
		Investment with continuous unrealized losses for less than twelve months								Investments with continuous unrealized losses for twelve months or more								Total investments with continuous unrealized losses
Details		Fair value				Unrealized losses				Fair value				Unrealized losses				Fair value				Unrealized losses
Corporate bonds		$	87,495			$	(1,129	)		$	11,182			$	(182	)		$	98,677			$	(1,311	)
Government bonds			13,117				(164	)			10,725				(235	)			23,842				(399	)
Total		$	100,612			$	(1,293	)		$	21,907			$	(417	)		$	122,519			$	(1,710	)

		December 31, 2020
		Investment with continuous unrealized losses for less than twelve months								Investments with continuous unrealized losses for twelve months or more								Total investments with continuous unrealized losses
Details		Fair value				Unrealized losses				Fair value				Unrealized losses				Fair value				Unrealized losses
Corporate bonds		$	24,699			$	(700	)		$	9,434			$	(35	)		$	34,133			$	(735	)
Government bonds			12,430				(50	)			1,497				(3	)			13,927				(53	)
Total		$	37,129			$	(750	)		$	10,931			$	(38	)		$	48,060			$	(788	)

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Schedule of Marketable Securities.

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Tabular disclosure of maturities of marketable securities.

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Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value).

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