CONDENSED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Statement of Comprehensive Income [Abstract]
Net earnings	$ 92,738	$ 90,031	$ 263,386	$ 243,928
Other comprehensive loss, net of taxes:
Pension and postretirement benefits	(1,732)	(484)	(7,798)	107
Foreign currency translation adjustments	108	(22)	594	(495)
Total other comprehensive loss, net of taxes	(1,624)	(506)	(7,204)	(388)
Total comprehensive income, net of taxes	91,114	89,525	256,182	243,540
Net earnings attributable to noncontrolling interests	(242)	(63)	(627)	(38)
Comprehensive income attributable to Kirby	$ 90,872	$ 89,462	$ 255,555	$ 243,502

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

- Definition

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

+ References + Details

- Definition

Amount of Net Income (Loss) attributable to noncontrolling interest.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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+ Details

KIRBY CORP 10-Q