Borrowings (Details) - USD ($)			9 Months Ended		12 Months Ended
	Nov. 03, 2016	Oct. 27, 2016	Sep. 30, 2016	Sep. 30, 2015	Oct. 27, 2019	Oct. 27, 2018	Oct. 27, 2017	Jun. 16, 2016	Jun. 15, 2016
Borrowings
Fixed charge coverage ratio			110.00%
Borrowings on debt			$ 216,380,000	$ 263,138,000
Foreign Locations
Borrowings
Foreign borrowings that were subject to the bank's dominion			2,300,000
U.S.
Borrowings
Foreign borrowings that were subject to the bank's dominion			37,400,000
Wells Fargo Bank, N.A. | ABL Facility
Borrowings
Maximum borrowing capacity			54,000,000					$ 54,000,000	$ 60,000,000
Current borrowing base			44,400,000
Amount outstanding			39,700,000
Maximum amount available for borrowing for initial 12-month fixed charge coverage ratio			$ 15,000,000
Maximum percent available for borrowing for initial 12-month fixed charge coverage ratio (percent)			25.00%
Minimum amount available for borrowing for continuing compliance with 12-month fixed charge coverage ratio			$ 15,000,000
Minimum percent available for borrowing for continuing compliance with 12-month fixed charge coverage ratio (percent)			25.00%
Continuing compliance requirement for 12-month fixed charge coverage ratio (days)			30 days
Minimum amount of excess availability for trigger date to occur			$ 10,000,000
Percent of commitments for trigger date to occur (percent)			16.67%
Percent of commitments for trigger date to occur, continuing compliance (percent)			16.67%
Continued dominion period			30 days
Wells Fargo Bank, N.A. | ABL Facility | Subsequent Event
Borrowings
Maximum borrowing capacity		$ 44,000,000
Fixed charge coverage ratio		105.00%
Amount of proceeds received to require a letter of intent (at least)		$ 25,000,000
Additional liquidity provided	$ 5,000,000
Fanus Group International, INC. | Subsequent Event | European Borrowers | Receivables Purchase Agreements
Borrowings
Percent of Eligible Receivables to be sold		80.00%
Set discount rate per annum (greater of)		5.25%
Discount rate as a percent above monthly calendar moving average of 90 day US LIBOR (greater of)		4.50%
Fanus Group International, INC. | Receivables Purchase Agreements | European Borrowers | Receivables Purchase Agreements | Scenario, Forecast
Borrowings
Termination fee percent					1.00%	2.00%	3.00%
Fanus Group International, INC. | Receivables Purchase Agreements | Subsequent Event | European Borrowers | Receivables Purchase Agreements
Borrowings
Borrowings on debt		$ 6,300,000
Debt term		3 years