CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($) shares in Millions, $ in Millions	Total	Total World Kinect Shareholders’ Equity	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest Equity
Beginning balance (in shares) at Dec. 31, 2021			61.7
Beginning balance at Dec. 31, 2021	$ 1,916.8	$ 1,912.7	$ 0.6	$ 168.1	$ 1,880.6	$ (136.7)	$ 4.1
Increase (Decrease) in Shareholders' Equity
Net income (loss)	115.9	114.1			114.1		1.7
Cash dividends declared	(32.2)	(32.2)			(32.2)
Amortization of share-based payment awards	17.6	17.6		17.6
Issuance (cancellation) of common stock related to share-based payment awards (in shares)			0.4
Issuance of common stock for acquisition of a business (in shares)			1.8
Issuance of common stock for acquisition of a business	50.0	50.0		50.0
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation	4.6	4.6		4.6
Stock Repurchased and Retired During Period, Shares			2.0
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation			0.2
Purchases of common stock	(48.7)	(48.7)		(48.7)
Other comprehensive income (loss) before reclassifications	(24.0)	(24.0)				(24.0)
Ending balance (in shares) at Dec. 31, 2022			62.0
Ending balance at Dec. 31, 2022	1,990.7	1,984.9	$ 0.6	182.4	1,962.5	(160.6)	5.9
Increase (Decrease) in Shareholders' Equity
Net income (loss)	53.7	52.9			52.9		0.8
Cash dividends declared	(33.8)	(33.8)			(33.8)
Amortization of share-based payment awards	24.2	24.2		24.2
Issuance (cancellation) of common stock related to share-based payment awards (in shares)			0.6
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation	5.7	5.7		5.7
Stock Repurchased and Retired During Period, Shares			2.8
Purchases of common stock	(60.7)	(60.7)		(60.6)
Other comprehensive income (loss) before reclassifications	11.8	11.8				11.8
Convertible note hedge transactions	(70.5)	(70.5)		(70.5)
Adjustments to Additional Paid in Capital, Warrant Issued	$ 40.0	40.0		40.0
Ending balance (in shares) at Dec. 31, 2023	59.8		59.8
Ending balance at Dec. 31, 2023	$ 1,949.6	1,943.0	$ 0.6	109.6	1,981.6	(148.9)	6.7
Increase (Decrease) in Shareholders' Equity
Net income (loss)	67.9	67.4			67.4		0.5
Cash dividends declared	(39.8)	(39.8)			(39.8)
Amortization of share-based payment awards	28.1	28.1		28.1
Issuance (cancellation) of common stock related to share-based payment awards (in shares)			0.5
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation	6.8	6.8		6.8
Stock Repurchased and Retired During Period, Shares			3.6
Purchases of common stock	(101.0)	(101.0)		(101.0)
Other comprehensive income (loss) before reclassifications	$ 57.9	57.9				57.9
Ending balance (in shares) at Dec. 31, 2024	56.7		56.7
Ending balance at Dec. 31, 2024	$ 1,955.9	$ 1,948.7	$ 0.6	$ 30.0	$ 2,009.2	$ (91.0)	$ 7.2