Capital Assets (Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2017	Oct. 01, 2016
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross	$ 296,643	$ 293,615
Accumulated Amortization	(41,564)	(26,826)
Intangible assets, net	$ 255,079	$ 266,789
Weighted average useful life (in Years)	15 years	15 years 1 month 6 days
Software development costs [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 26,083	$ 23,184
Accumulated Amortization	(15,830)	(14,938)
Net Carrying Value	$ 10,253	$ 8,246
Weighted average useful life (in Years)	5 years 11 months	6 years
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 46,731	$ 46,672
Accumulated Amortization	(9,399)	(6,360)
Net Carrying Value	$ 37,332	$ 40,312
Weighted average useful life (in Years)	14 years 10 months 24 days	14 years 10 months 24 days
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 6,936	$ 6,903
Accumulated Amortization	(2,484)	(1,911)
Net Carrying Value	$ 4,452	$ 4,992
Weighted average useful life (in Years)	25 years 7 months	25 years 6 months
Customer Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 157,016	$ 156,987
Accumulated Amortization	(13,359)	(3,372)
Net Carrying Value	$ 143,657	$ 153,615
Weighted average useful life (in Years)	15 years 9 months 18 days	15 years 9 months 18 days
Land-use rights [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 2,377	$ 2,369
Accumulated Amortization	(492)	(245)
Net Carrying Value	$ 1,885	$ 2,124
Weighted average useful life (in Years)	26 years 4 months 15 days	26 years 3 months 18 days
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Indefinite lived asset	$ 57,500	$ 57,500