Changes in Other Comprehensive Income (Tables)

9 Months Ended

Sep. 30, 2025

Other Comprehensive Income (Loss), Net of Tax, Period Change [Abstract]

Changes in Other Comprehensive Income

The following tables provide the reclassifications out of Other comprehensive income (loss), net of tax attributable to Boston Scientific common stockholders:

(in millions)	Foreign Currency Translation Adjustment		Net Change in Derivative Financial Instruments		Net Change in Defined Benefit Pensions and Other Items		Total
Balance as of June 30, 2025	$	(560)	$	(145)	$	(17)	$	(722)
Other comprehensive income (loss) before reclassifications	(23)		69		(0)		46
(Income) loss amounts reclassified from accumulated other comprehensive income	(7)		(7)		(0)		(14)
Total other comprehensive income (loss)	(30)		62		(0)		32
Balance as of September 30, 2025	$	(589)	$	(83)	$	(17)	$	(689)

(in millions)	Foreign Currency Translation Adjustment		Net Change in Derivative Financial Instruments		Net Change in Defined Benefit Pensions and Other Items		Total
Balance as of June 30, 2024	$	13	$	159	$	(8)	$	164
Other comprehensive income (loss) before reclassifications	(188)		(66)		—		(255)
(Income) loss amounts reclassified from accumulated other comprehensive income	(3)		(34)		(0)		(37)
Total other comprehensive income (loss)	(191)		(100)		(0)		(292)
Balance as of September 30, 2024	$	(179)	$	59	$	(8)	$	(128)

(in millions)	Foreign Currency Translation Adjustment		Net Change in Derivative Financial Instruments		Net Change in Defined Benefit Pensions and Other Items		Total
Balance as of December 31, 2024	$	136	$	155	$	(16)	$	275
Other comprehensive income (loss) before reclassifications	(709)		(183)		(0)		(892)
(Income) loss amounts reclassified from accumulated other comprehensive income	(17)		(54)		(0)		(72)
Total other comprehensive income (loss)	(726)		(238)		(1)		(964)
Balance as of September 30, 2025	$	(589)	$	(83)	$	(17)	$	(689)

(in millions)	Foreign Currency Translation Adjustment		Net Change in Derivative Financial Instruments		Net Change in Defined Benefit Pensions and Other Items		Total
Balance as of December 31, 2023	$	(96)	$	154	$	(8)	$	49
Other comprehensive income (loss) before reclassifications	(73)		17		0		(56)
(Income) loss amounts reclassified from accumulated other comprehensive income	(10)		(112)		(0)		(122)
Total other comprehensive income (loss)	(83)		(95)		0		(178)
Balance as of September 30, 2024	$	(179)	$	59	$	(8)	$	(128)