Goodwill and Intangible Assets (Details) (USD $)	0 Months Ended	3 Months Ended	12 Months Ended
	Jun. 30, 2014 item	Jun. 30, 2013	Sep. 28, 2014	Sep. 29, 2013	Sep. 30, 2012
Goodwill
Balance at beginning of the period			$ 722,792,000	$ 635,958,000
Goodwill additions			20,624,000	163,022,000
Foreign exchange impact			(29,701,000)	(19,588,000)
Goodwill impairment	0	(56,600,000)		(56,600,000)	(914,000)
Goodwill adjustments			475,000
Balance at end of the period			714,190,000	722,792,000	635,958,000
Number of reporting units having fair value in excess of carrying value of less than 20%.	4
Number of reporting units with Impairment charges in 2013	2
Parkland
Goodwill
Balance at end of the period			95,600,000
Maximum
Goodwill
Percentage of excess of fair value over carrying value	20.00%
ECS
Goodwill
Balance at beginning of the period			353,608,000	412,308,000
Goodwill additions			11,642,000	14,364,000
Foreign exchange impact			(21,619,000)	(16,464,000)
Goodwill impairment				(56,600,000)
Balance at end of the period			343,631,000	353,608,000
Gross amounts of goodwill			401,100,000	411,100,000
Number of reporting units for which goodwill impairment test is triggered		3
TTC, GMP and AMT
Goodwill
Goodwill impairment		(56,600,000)
Goodwill impairment, net of tax		48,100,000
TTC
Goodwill
Carrying value after impairment			103,300,000
GMP
Goodwill
Carrying value after impairment			68,500,000
AMT
Goodwill
Carrying value after impairment			32,600,000
TSS
Goodwill
Balance at beginning of the period			177,579,000	173,867,000
Goodwill additions			8,982,000	3,594,000
Foreign exchange impact			(208,000)	118,000
Goodwill adjustments			161,000
Balance at end of the period			186,514,000	177,579,000
RCM
Goodwill
Balance at beginning of the period			191,605,000	49,783,000
Goodwill additions				145,064,000
Foreign exchange impact			(7,874,000)	(3,242,000)
Goodwill adjustments			314,000
Balance at end of the period			184,045,000	191,605,000
CON
Goodwill
Balance at end of the period			$ 47,800,000