Borrowings and Capital Lease Obligations (Details)		9 Months Ended
	Jun. 23, 2015 USD ($)	Oct. 31, 2015 USD ($) facility	Jan. 31, 2015 USD ($)
Borrowings and capital lease obligations
European capital lease, maturing quarterly through May 2016		$ 4,450,000	$ 5,745,000
Other debt		2,189,000	1,968,000
Capital lease obligations and borrowings, total		6,639,000	7,713,000
Less current installments		4,450,000	1,548,000
Long-term debt and capital lease obligations		2,189,000	$ 6,165,000
Europe | Foreign line of credit
Credit Facilities
Current borrowing capacity		68,000,000
Credit Facility, outstanding amount		$ 0
Interest rate, low end of the range (as a percent)		0.90%
Interest rate, high end of the range (as a percent)		6.70%
Number of credit facilities subject to minimum net equity requirement | facility		1
Maximum borrowing capacity of the credit facility which is subject to a minimum net equity requirement		$ 38,500,000
Europe | Documentary letters of credit | Foreign line of credit
Credit Facilities
Letters of credit outstanding		1,900,000
European capital lease, maturing quarterly through May 2016 | Italy
Borrowings and capital lease obligations
European capital lease, maturing quarterly through May 2016		$ 4,450,000
Capital Lease
Lease expiration date		May 01, 2016
European capital lease, maturing quarterly through May 2016 | Italy | Interest rate swaps
Capital Lease
Fair value of the interest rate swap liability		$ 100,000
European capital lease, maturing quarterly through May 2016 | Italy | Interest rate swaps | Derivatives not designated as hedging instruments:
Capital Lease
Fixed rate of interest rate swap designated as a non-hedging instrument (as a percent)		3.55%
Interest rate swap maturity date		Feb. 01, 2016
Credit Facility
Credit Facilities
Credit Facility, outstanding amount		$ 0
Priority level for Credit Facility		secured by a first priority lien on substantially all of the assets of the Company and such domestic and Canadian subsidiaries
Credit Facility | Revolving Credit Facility
Credit Facilities
Debt maturity period (in years)	5 years
Maximum borrowing capacity	$ 150,000,000	$ 150,000,000
Current borrowing capacity		150,000,000
Credit Facility | Accordion feature
Credit Facilities
Maximum borrowing capacity	150,000,000	$ 150,000,000
Credit Facility | Prior credit facility
Credit Facilities
Maximum borrowing capacity	$ 300,000,000
Debt maturity date	Jul. 31, 2016
Credit Facility, outstanding amount	$ 0
Accrued interest	0
Credit Facility | U.S. line of credit | Base rate | Minimum
Credit Facilities
Interest rate margin (as a percent)		0.25%
Credit Facility | U.S. line of credit | Base rate | Maximum
Credit Facilities
Interest rate margin (as a percent)		0.75%
Credit Facility | U.S. line of credit | LIBOR
Credit Facilities
Interest rate margin (as a percent)		1.00%
Credit Facility | U.S. line of credit | LIBOR | Minimum
Credit Facilities
Interest rate margin (as a percent)		1.25%
Credit Facility | U.S. line of credit | LIBOR | Maximum
Credit Facilities
Interest rate margin (as a percent)		1.75%
Credit Facility | U.S. line of credit | Federal funds rate
Credit Facilities
Interest rate margin (as a percent)		0.50%
Credit Facility | Standby letters of credit
Credit Facilities
Letters of credit outstanding		$ 1,700,000
Credit Facility | Documentary letters of credit
Credit Facilities
Letters of credit outstanding		0
Credit Facility | Canada | Foreign line of credit
Credit Facilities
Maximum borrowing capacity	$ 50,000,000	$ 50,000,000
Credit Facility | Canada | Foreign line of credit | Prime rate | Minimum
Credit Facilities
Interest rate margin (as a percent)		0.25%
Credit Facility | Canada | Foreign line of credit | Prime rate | Maximum
Credit Facilities
Interest rate margin (as a percent)		0.75%
Credit Facility | Canada | Foreign line of credit | Canadian BA rate
Credit Facilities
Interest rate margin (as a percent)		1.00%
Credit Facility | Canada | Foreign line of credit | Canadian BA rate | Minimum
Credit Facilities
Interest rate margin (as a percent)		1.25%
Credit Facility | Canada | Foreign line of credit | Canadian BA rate | Maximum
Credit Facilities
Interest rate margin (as a percent)		1.75%
Credit Facility | Canada | Foreign line of credit | Bank of Canada overnight rate
Credit Facilities
Interest rate margin (as a percent)		0.50%