CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Millions, $ in Millions	Common Shares	Treasury Shares	Contributed Surplus	Accumulated Earnings	Accumulated Other Comprehensive Loss	TE Connectivity Ltd. Shareholders' Equity	Noncontrolling Interests	Total
Balance at at Sep. 28, 2018	$ 157	$ (1,134)		$ 12,114	$ (306)	$ 10,831		$ 10,831
Balance (in shares) at at Sep. 28, 2018	357	(12)
Increase (Decrease) in Equity:
Adoption of ASU No. 2016-16 | ASU 2016-16				(443)		(443)		(443)
Net income (loss)				1,472		1,472		1,472
Other comprehensive income (loss)					105	105		105
Share-based compensation expense			$ 57			57		57
Dividends				(615)		(615)		(615)
Exercise of share options		$ 55				55		55
Restricted share award vestings and other activity		$ 118	(57)	(65)		(4)		(4)
Restricted share award vestings and other activity (in shares)		1
Repurchase of common shares		$ (836)				(836)		$ (836)
Repurchase of common shares (in shares)		(10)						(10)
Cancellation of treasury shares	$ (3)	$ 573		(570)
Cancellation of treasury shares (in shares)	(6)	6
Balance at at Jun. 28, 2019	$ 154	$ (1,224)		11,893	(201)	10,622		$ 10,622
Balance (in shares) at at Jun. 28, 2019	351	(15)
Balance at at Mar. 29, 2019	$ 157	$ (1,713)		11,710	(160)	9,994		9,994
Balance (in shares) at at Mar. 29, 2019	357	(20)
Increase (Decrease) in Equity:
Net income (loss)				757		757		757
Other comprehensive income (loss)					(41)	(41)		(41)
Share-based compensation expense			18			18		18
Dividends				1		1		1
Exercise of share options		$ 38				38		38
Restricted share award vestings and other activity		30	(18)	(5)		7		7
Repurchase of common shares		$ (152)				(152)		(152)
Repurchase of common shares (in shares)		(1)
Cancellation of treasury shares	$ (3)	$ 573		(570)
Cancellation of treasury shares (in shares)	(6)	6
Balance at at Jun. 28, 2019	$ 154	$ (1,224)		11,893	(201)	10,622		10,622
Balance (in shares) at at Jun. 28, 2019	351	(15)
Balance at at Sep. 27, 2019	$ 154	$ (1,337)		12,256	(503)	10,570		10,570
Balance (in shares) at at Sep. 27, 2019	351	(16)
Increase (Decrease) in Equity:
Acquisition							$ 107	107
Net income (loss)				(471)		(471)		(471)
Other comprehensive income (loss)					(6)	(6)	1	(5)
Share-based compensation expense			54			54		54
Dividends				(633)		(633)		(633)
Exercise of share options		$ 29				29		29
Restricted share award vestings and other activity		$ 109	(54)	(57)		(2)		(2)
Restricted share award vestings and other activity (in shares)		1
Repurchase of common shares		$ (505)				(505)		$ (505)
Repurchase of common shares (in shares)		(6)						(6)
Cancellation of treasury shares	$ (5)	$ 975		(970)
Cancellation of treasury shares (in shares)	(12)	12
Balance at at Jun. 26, 2020	$ 149	$ (729)		10,125	(509)	9,036	108	$ 9,144
Balance (in shares) at at Jun. 26, 2020	339	(9)
Balance at at Mar. 27, 2020	$ 154	$ (1,639)		11,122	(571)	9,066	105	9,171
Balance (in shares) at at Mar. 27, 2020	351	(20)
Increase (Decrease) in Equity:
Net income (loss)				(41)		(41)		(41)
Other comprehensive income (loss)					62	62	3	65
Share-based compensation expense			17			17		17
Dividends				2		2		2
Exercise of share options		$ 2				2		2
Restricted share award vestings and other activity		15	$ (17)	12		10		10
Repurchase of common shares		$ (82)				(82)		(82)
Repurchase of common shares (in shares)		(1)
Cancellation of treasury shares	$ (5)	$ 975		(970)
Cancellation of treasury shares (in shares)	(12)	12
Balance at at Jun. 26, 2020	$ 149	$ (729)		$ 10,125	$ (509)	$ 9,036	$ 108	$ 9,144
Balance (in shares) at at Jun. 26, 2020	339	(9)