RETIREMENT ANNUITY AND GUARANTEED CONTINUOUS EMPLOYMENT PLANS (Amounts Recognized in Consolidated Balance Sheets) (Details) - USD ($) $ in Thousands		Dec. 31, 2021	Dec. 31, 2020
Foreign Plan [Member]
Retirement Annuity and Guaranteed Continuous Employment Plans
Assets for Plan Benefits, Defined Benefit Plan	[1]	$ 2,425	$ 0
Accrued pension liability, current	[2]	(2,546)	(3,050)
Accrued pension liability, long-term	[3]	(49,327)	(70,033)
Accumulated other comprehensive loss, excluding tax effects		13,276	29,053
Net amount recognized in the balance sheets		(36,172)	(44,030)
United States
Retirement Annuity and Guaranteed Continuous Employment Plans
Assets for Plan Benefits, Defined Benefit Plan	[1]	68,458	71,402
Accrued pension liability, current	[2]	(690)	(726)
Accrued pension liability, long-term	[3]	(10,240)	(10,598)
Accumulated other comprehensive loss, excluding tax effects		2,897	108,873
Net amount recognized in the balance sheets		60,425	$ 168,951
United States | Other Current Assets
Retirement Annuity and Guaranteed Continuous Employment Plans
Assets for Plan Benefits, Defined Benefit Plan		9,776
United States | Other Assets
Retirement Annuity and Guaranteed Continuous Employment Plans
Assets for Plan Benefits, Defined Benefit Plan		$ 58,682

[1] Included in Other assets. In 2021, U.S. pension plans include $9,776 in Other current assets and $58,682 in Other assets.

[2] Included in Other current liabilities.

[3] Included in Other liabilities.