Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Millions	Total	COMMON STOCK, $1 PAR VALUE:	ADDITIONAL PAID-IN CAPITAL:	TREASURY STOCK, AT COST:	RETAINED EARNINGS:	ACCUMULATED OTHER COMPREHENSIVE LOSS:
Beginning balance at Dec. 31, 2023		$ 523.3	$ 269.1		$ 15,780.3	$ (693.9)
Net income	$ 3,290.0				3,290.0
Purchases				$ (4.5)
Cash dividends declared on common stock					(457.1)
Stock compensation		1.0	66.9
Other comprehensive income (loss)	(111.5)					(111.5)
Ending balance at Sep. 30, 2024	18,663.6	524.3	336.0	(4.5)	18,613.2	(805.4)
Beginning balance at Jun. 30, 2024		524.3	329.2	(4.0)	17,798.6	(945.2)
Net income	972.1				972.1
Purchases				(0.5)
Cash dividends declared on common stock					(157.5)
Stock compensation			6.8
Other comprehensive income (loss)	139.8					139.8
Ending balance at Sep. 30, 2024	18,663.6	524.3	336.0	(4.5)	18,613.2	(805.4)
Beginning balance at Dec. 31, 2024	17,506.9	524.4	344.8		17,751.0	(1,113.3)
Net income	1,818.9				1,818.9
Purchases				(35.2)
Cash dividends declared on common stock					(520.6)
Stock compensation		1.2	53.4
Other comprehensive income (loss)	544.0					544.0
Ending balance at Sep. 30, 2025	19,368.6	525.6	398.2	(35.2)	19,049.3	(569.3)
Beginning balance at Jun. 30, 2025		525.5	389.0	(35.0)	18,632.8	(569.7)
Net income	590.0				590.0
Purchases				(0.2)
Cash dividends declared on common stock					(173.5)
Stock compensation		0.1	9.2
Other comprehensive income (loss)	0.4					0.4
Ending balance at Sep. 30, 2025	$ 19,368.6	$ 525.6	$ 398.2	$ (35.2)	$ 19,049.3	$ (569.3)