Consolidated Statement of Stockholders' Equity (Parenthetical) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Change in post-retirement benefits, tax	$ 31,000	$ 31,000	$ 62,000	$ 60,000
Foreign currency hedging derivatives:
Income tax benefit (expense)	(196,000)	(251,000)	(217,000)	(553,000)
Interest rate swaps:
Income tax benefit (expense)	$ 16,000	$ 23,000	$ 4,000	$ 64,000

Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income of defined benefit plan.

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