SHARE-BASED COMPENSATION (Details) (USD $)	12 Months Ended												12 Months Ended
	Oct. 28, 2012	Oct. 30, 2011	Oct. 31, 2010	Oct. 28, 2012 Stock Options [Member]	Oct. 30, 2011 Stock Options [Member]	Oct. 31, 2010 Stock Options [Member]	Oct. 28, 2012 Restricted Stock [Member]	Oct. 30, 2011 Restricted Stock [Member]	Oct. 31, 2010 Restricted Stock [Member]	Oct. 28, 2012 Employee Stock Purchase Plan [Member]	Oct. 31, 2010 Employee Stock Purchase Plan [Member]	Nov. 01, 2009 Employee Stock Purchase Plan [Member]	Oct. 28, 2012 Minimum [Member] Stock Options [Member]	Oct. 28, 2012 Maximum [Member] Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Date and terms of plan modification	In March 2007 the Company's shareholders approved a new share-based compensation plan ("Plan"), under which options, restricted stock, restricted stock units, stock appreciation rights, performance stock, performance units, and other awards based on, or related to, shares of the Company's common stock may be granted from shares authorized but unissued or shares previously issued and reacquired by the Company.
Maximum number of shares of common stock that may be issued (in shares)	6,000,000										1,200,000	900,000
Share-based compensation costs incurred	$ 3,200,000	$ 2,500,000	$ 1,900,000
Share-based compensation cost capitalized	0
Income tax benefits realized from stock option exercises	0	0	0
Award vesting period										1 year			1 year	4 years
Contractual term				10 years
Weighted-average inputs and risk-free rate of return ranges used to calculate the grant date fair value of options [Abstract]
Expected volatility (in hundredths)				102.10%	98.70%	89.90%
Risk free rate of return, minimum (in hundredths)				0.60%	0.70%	1.50%
Risk free rate of return, maximum (in hundredths)				0.90%	1.90%	2.40%
Dividend yield (in hundredths)				0.00%	0.00%	0.00%
Expected term (in years)				4 years 3 months 18 days	4 years 2 months 12 days	4 years 4 months 24 days
Shares [Abstract]
Outstanding at October 30, 2011 (in shares)				4,033,916
Granted (in shares)				556,500
Exercised (in shares)				(225,586)
Cancelled and forfeited (in shares)				(365,528)
Outstanding at October 28, 2012 (in shares)				3,999,302	4,033,916
Exercisable at October 28, 2012 (in shares)				2,280,946
Expected to vest as of October 28, 2012 (in shares)				1,535,411
Weighted-Average Exercise Price [Abstract]
Outstanding at October 30, 2011 (in dollar per share)				$ 9.28
Granted (in dollar per share)				$ 6.25
Exercised (in dollar per share)				$ 1.31
Cancelled and forfeited (in dollar per share)				$ 19.90
Outstanding at October 28, 2012 (in dollar per share)				$ 8.34	$ 9.28
Exercisable at October 28, 2012 (in dollar per share)				$ 10.93
Expected to vest as of October 28, 2012 (in dollar per share)				$ 4.83
Weighted Average Remaining Contractual Life [Abstract]
Outstanding at October 28, 2012				6 years
Exercisable at October 28, 2012				4 years 7 months 6 days
Expected to vest as of October 28, 2012				7 years 9 months 18 days
Aggregate Intrinsic Value [Abstract]
Outstanding at October 28, 2012				3,322,000
Exercisable at October 28, 2012				1,882,000
Expected to vest as of October 28, 2012				1,367,000
Stock Options, Additional Disclosures [Abstract]
Weighted-average grant date fair value of options granted (in dollar per share)				$ 4.47	$ 4.75	$ 2.98
Total intrinsic value of options exercised				1,300,000	2,100,000	400,000
Cash received from options exercises				300,000	400,000	100,000
Unrecognized compensation cost related to unvested option awards				3,900,000
Period for recognition of compensation cost not yet recognized				2 years 4 months 24 days			2 years 3 months 18 days
Restricted Stock [Abstract]
Restricted stock service period							less-than-one to eight years
Shares
Outstanding at October 30, 2011 (in shares)							191,827
Granted (in shares)							168,750		0
Vested (in shares)							(108,263)
Outstanding at October 28, 2012 (in shares)							252,314	191,827		78,000
Expected to vest as of October 28, 2012 (in shares)							226,477
Weighted-Average Fair Value at Grant Date
Outstanding at October 30, 2011 (in dollars per share)							$ 9.37
Granted (in dollars per share)							$ 6.28	$ 6.71
Vested (in dollars per share)							$ 8.77
Outstanding at October 28, 2012 (in dollars per share)							$ 7.56	$ 9.37
Expected to vest as of October 28, 2012 (in dollars per share)							$ 7.41
Total fair value of awards for which restrictions lapsed							500,000	500,000	400,000
Compensation cost not yet recognized related to unvested restricted stock awards							$ 1,400,000			$ 100,000
Percent of market price that participants pay for shares subscribed (in hundredths)										85.00%
Total shares issued under ESPP since inception (in shares)										1,100,000