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Consolidated Statement of Stockholders' Equity (Parenthetical) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income tax benefit	$ 18,000	$ 17,000	$ 51,000	$ 50,000
Purchase of treasury stock			$ 96,000
Treasury Stock
Restricted stock vested (in shares)	(3,363)	(4,574)	(7,237)	(4,574)
Purchase of treasury stock	$ (49,000)	$ (20,000)	$ (96,000)	$ (20,000)
Foreign currency hedging derivatives:
Tax benefit, hedge	0	(88,000)	0	98,000
Interest rate swaps:
Tax benefit, hedge	$ 0	$ (39,000)	$ 0	$ 125,000

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Amount, after reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.

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