Segment Reporting - Schedules of Segment Reporting (Details) $ in Millions	12 Months Ended
	Dec. 31, 2025 USD ($) segment	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments \| segment	3
Segment Reconciliation [Abstract]
Total net revenue	$ 3,704.5	$ 3,932.8	$ 4,054.1
Total segment and non-segment cost of revenue	2,620.2	2,776.9	2,792.8
Segment and non-segment operating income	237.5	149.3	181.7
Amortization of intangible assets	(80.2)	(145.7)	(173.9)
Goodwill impairment charge	(225.7)	(150.1)	(321.7)
Restructuring and other charges, net	(50.8)	(149.2)	(54.5)
Interest expense	(149.1)	(155.8)	(182.2)
Interest income	19.1	16.2	31.3
Other, net	15.8	(21.5)	(13.0)
Income/(loss) before taxes	123.3	(11.8)	17.8
Depreciation and amortization:	256.4	312.8	307.0
Additions to property, plant and equipment and capitalized software:	131.2	158.6	184.6
Operating Segments
Segment Reconciliation [Abstract]
Total net revenue	3,704.5	3,932.8	4,054.1
Total segment and non-segment cost of revenue	2,449.5	2,582.6	2,641.8
Total segment and non-segment operating expenses	316.6	395.8	435.6
Segment and non-segment operating income	938.4	954.4	976.7
Other
Segment Reconciliation [Abstract]
Total net revenue	0.0	127.9	147.5
Total segment and non-segment cost of revenue	0.0	72.8	90.2
Total segment and non-segment operating expenses	0.0	27.1	49.8
Segment and non-segment operating income	0.0	28.1	7.5
Amortization of intangible assets	(80.2)	(145.7)	(173.9)
Restructuring and other charges, net	(50.8)	(149.2)	(54.5)
Corporate and other
Segment Reconciliation [Abstract]
Segment and non-segment operating income	(344.1)	(360.1)	(245.0)
Depreciation and amortization:	137.2	203.2	192.6
Additions to property, plant and equipment and capitalized software:	18.9	26.2	33.1
Automotive \| Operating Segments
Segment Reconciliation [Abstract]
Total net revenue	2,111.7	2,195.5	2,167.4
Total segment and non-segment cost of revenue	1,456.2	1,506.8	1,480.9
Total segment and non-segment operating expenses	154.8	181.2	175.9
Segment and non-segment operating income	500.8	507.5	510.7
Goodwill impairment charge	0.0	0.0
Depreciation and amortization:	88.6	80.0	82.3
Additions to property, plant and equipment and capitalized software:	93.9	113.2	129.8
Industrials \| Operating Segments
Segment Reconciliation [Abstract]
Total net revenue	787.8	749.2	863.2
Total segment and non-segment cost of revenue	469.3	454.0	528.3
Total segment and non-segment operating expenses	92.4	102.9	116.3
Segment and non-segment operating income	226.0	192.3	218.6
Goodwill impairment charge	(225.7)	(150.1)
Depreciation and amortization:	12.8	11.5	13.5
Additions to property, plant and equipment and capitalized software:	14.5	16.4	18.1
Aerospace, Defense, and Commercial Equipment \| Operating Segments
Segment Reconciliation [Abstract]
Total net revenue	805.0	860.2	876.1
Total segment and non-segment cost of revenue	524.0	549.0	542.5
Total segment and non-segment operating expenses	69.5	84.6	93.7
Segment and non-segment operating income	211.5	226.5	239.9
Goodwill impairment charge	0.0	0.0
Depreciation and amortization:	17.8	18.1	18.6
Additions to property, plant and equipment and capitalized software:	$ 3.9	$ 2.8	$ 3.6

Sensata Technologies Holding plc 10-K