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Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Consolidated Balance Sheets [Abstract]
Properties and equipment, at cost, accumulated depreciation	$ 392,384	$ 382,001
Identifiable intangible assets, accumulated amortization	$ 66,861	$ 59,147
Capital stock - authorized	80,000,000	80,000,000
Capital stock - par value	$ 1	$ 1
Capital stock - issued	37,592,974	37,422,348
Treasury stock	23,484,059	22,865,842

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Face amount or stated value per share of common stock.

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Number of previously issued common shares repurchased by the issuing entity and held in treasury.

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