Stockholders' Equity and Stock-Based Compensation (Components of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of year	$ (2,872)	$ (1,027)	$ (368)
Other comprehensive income (loss) before reclassifications:
Increase (decrease)	(103)	(1,440)	(318)
Income tax impact	143	(201)	(104)
Other comprehensive income (loss) before reclassifications, net of income taxes	40	(1,641)	(422)
Reclassification adjustments
Increase (decrease)	112	(193)	(222)
Income tax impact	(2)	(11)	(15)
Reclassification adjustments, net of income taxes	110	(204)	(237)
Net other comprehensive income (loss), net of income taxes	150	(1,845)	(659)
Distribution of Veralto Corporation	974
Balance at end of year	(1,748)	(2,872)	(1,027)
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of year	(2,644)	(539)	745
Other comprehensive income (loss) before reclassifications:
Increase (decrease)	181	(2,051)	(1,277)
Income tax impact	34	(54)	(7)
Other comprehensive income (loss) before reclassifications, net of income taxes	215	(2,105)	(1,284)
Reclassification adjustments
Increase (decrease)	0	0	0
Income tax impact	0	0	0
Reclassification adjustments, net of income taxes	0	0	0
Net other comprehensive income (loss), net of income taxes	215	(2,105)	(1,284)
Distribution of Veralto Corporation	983
Balance at end of year	(1,446)	(2,644)	(539)
Pension and Postretirement Plan Benefit Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of year	(341)	(550)	(928)
Other comprehensive income (loss) before reclassifications:
Increase (decrease)	(70)	233	436
Income tax impact	18	(56)	(102)
Other comprehensive income (loss) before reclassifications, net of income taxes	(52)	177	334
Reclassification adjustments
Increase (decrease)	2	42	58
Income tax impact	(1)	(10)	(14)
Reclassification adjustments, net of income taxes	1	32	44
Net other comprehensive income (loss), net of income taxes	(51)	209	378
Distribution of Veralto Corporation	(9)
Balance at end of year	(401)	(341)	(550)
Distribution of Veralto Corporation, tax	2
Cash Flow Hedge Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of year	113	62	(185)
Other comprehensive income (loss) before reclassifications:
Increase (decrease)	(214)	378	523
Income tax impact	91	(91)	5
Other comprehensive income (loss) before reclassifications, net of income taxes	(123)	287	528
Reclassification adjustments
Increase (decrease)	110	(235)	(280)
Income tax impact	(1)	(1)	(1)
Reclassification adjustments, net of income taxes	109	(236)	(281)
Net other comprehensive income (loss), net of income taxes	(14)	51	247
Distribution of Veralto Corporation	0
Balance at end of year	$ 99	$ 113	$ 62