Equity and Comprehensive Income (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Jun. 27, 2014		Jun. 28, 2013		Jun. 27, 2014		Jun. 28, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Foreign currency translation	$ 68		$ (135)		$ 16		$ (209)
Liquidation of foreign entities (1)	(40)		1		(40)		(9)	[1]
Income tax expense (2)	0		0		0		(7)	[2]
Foreign currency translation, net of tax	28		(134)		(24)		(225)
Amortization of net actuarial losses (3)	11	[3]	7	[3]	21	[3]	20	[3]
Income tax expense	(2)		(2)		(5)		(6)
Defined benefit and post retirement plans, net of tax	9		5		16		14
Unrealized loss on marketable securities and derivative instruments (4)	(1)	[4]	(2)	[4]	(1)	[4]	(3)	[4]
Income tax benefit	1		1		1		3
Unrealized loss on marketable securities and derivative instruments, net of tax	0		(1)		0		0
Other comprehensive income (loss), net of tax	37		(130)		(8)		(211)
Less: Other comprehensive income attributable to noncontrolling interests	2		0		3		0
Other comprehensive income (loss) attributable to Tyco common shareholders	35		(130)		(11)		(211)
Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), net of tax					(24)
Amounts transferred from accumulated other comprehensive income (loss) currency translation	(40)						(9)
Income tax expense on net investment hedge			$ 7

[1] During the nine months ended June 28, 2013, and the quarter ended June 27, 2014, $9 million and $40 million respectively of cumulative translation gains were transferred from foreign currency translation and included in Income from Discontinued Operations in the Consolidated Statements of Operations as a result of the sale of foreign entities.

[2] Income tax expense on the net investment hedge was $7 million for the nine months ended June 28, 2013.

[3] Reclassified to net periodic benefit cost. See Note 12 Retirement Plans for additional information. During the quarter ended June 27, 2014, $5 million of net actuarial losses were transferred from amortization of net actuarial losses and included in Income from discontinued operations in the Consolidated Statements of Operations as a result of the sale of foreign entities.

[4] Reclassified realized gain (loss) on marketable securities and derivative instruments to Other expense, net.