LONG-TERM BORROWINGS (Details)	1 Months Ended		12 Months Ended
	Apr. 30, 2016 USD ($) shares $ / shares	Jan. 31, 2015 USD ($) shares $ / shares	Oct. 30, 2016 USD ($)	Nov. 01, 2015 USD ($)	Nov. 02, 2014 USD ($)
Long-term borrowings and Long-term Debt, unclassified [Abstract]
Long-term debt and capital lease obligations			$ 67,567,000	$ 132,615,000
Less current portion			5,428,000	65,495,000
Long-term debt and capital lease obligations non current			62,139,000	67,120,000
Interest payments			3,200,000	4,400,000	$ 6,300,000
Deferred financing cost payments			0	0	$ 346,000
Minimum lease payments under the Company's capital lease obligations [Abstract]
2017			5,638,000
2018			4,698,000
Future minimum payments due			10,336,000
Less interest			269,000
Net minimum lease payments under capital lease			10,067,000
Less current portion of net minimum lease payments			5,428,000
Long-term portion of minimum lease payments			$ 4,639,000
Credit Facility [Member]
Long-term borrowings and Long-term Debt, unclassified [Abstract]
Maturity date of debt			Dec. 31, 2018
Variable interest rate			1.78%
Maximum borrowing capacity			$ 75,000,000
Current borrowing capacity			50,000,000
Available borrowing capacity			50,000,000
Amount outstanding under credit facility			0
3.25% Convertible Senior Notes due in April 2019 [Member]
Long-term borrowings and Long-term Debt, unclassified [Abstract]
Convertible Debt			$ 57,500,000	57,500,000
Interest rate percentage			3.25%
Maturity date of debt			Apr. 01, 2019
Number of shares each note is convertible to (in shares) | shares		96
Face amount of each note converted		$ 1,000
Conversion price per share (in dollars per share) | $ / shares		$ 10.37
3.25% Convertible Senior Notes due in April 2016 [Member]
Long-term borrowings and Long-term Debt, unclassified [Abstract]
Convertible Debt			$ 0	57,500,000
Interest rate percentage	3.25%
Maturity date of debt	Apr. 01, 2016
Repayments of convertible debt	$ 50,100,000
Conversion of debt to common stock (in shares) | shares	700,000
Number of shares each note is convertible to (in shares) | shares	96
Face amount of each note converted	$ 1,000
Conversion price per share (in dollars per share) | $ / shares	$ 10.37
2.77% Capital Lease Obligation Payable through July 2018 [Member]
Long-term borrowings and Long-term Debt, unclassified [Abstract]
Long-term debt and capital lease obligations			$ 10,067,000	15,346,000
Interest rate percentage			2.77%
Maturity date of debt			Jul. 31, 2018
Original face amount of debt			$ 26,400,000
Periodic payments			$ 500,000
Frequency of periodic payment			per month
Repayment period of debt			5 years
Amount payable through the end of lease term			$ 10,300,000
Minimum lease payments under the Company's capital lease obligations [Abstract]
Less interest			200,000
3.09% Capital Lease Obligation Payable through March 2016 [Member]
Long-term borrowings and Long-term Debt, unclassified [Abstract]
Long-term debt and capital lease obligations			$ 0	$ 2,269,000
Interest rate percentage			3.09%
Maturity date of debt			Mar. 30, 2016
Original face amount of debt			$ 21,200,000
Periodic payments			$ 400,000
Frequency of periodic payment			per month
Repayment period of debt			5 years