Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Cumulative Effect, Period Of Adoption, Adjustment	Common Stock	Paid-in Capital	(Accumulated Deficit) Retained Earnings	(Accumulated Deficit) Retained Earnings Cumulative Effect, Period Of Adoption, Adjustment	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 50,499	$ 426	$ 2,374	$ 79,057	$ 9,738	$ 426	$ (7,070)	$ (33,600)
BEGINNING BALANCE (shares) at Oct. 28, 2018			23,738,003
BEGINNING BALANCE at Oct. 28, 2018	50,499	426	$ 2,374	79,057	9,738	426	(7,070)	(33,600)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	47,755	426	$ 2,374	78,909	6,743	426	(6,912)	(33,359)
Net loss	(3,215)				(3,215)
Share-based compensation	(113)			(113)
Issuance of common stock	0			(35)	(206)			241
Other comprehensive income (loss)	158						158
ENDING BALANCE (shares) at Jan. 27, 2019			23,738,003
ENDING BALANCE at Jan. 27, 2019	47,755		$ 2,374	78,909	6,743		(6,912)	(33,359)
BEGINNING BALANCE (shares) at Oct. 28, 2018			23,738,003
BEGINNING BALANCE at Oct. 28, 2018	50,499	426	$ 2,374	79,057	9,738	426	(7,070)	(33,600)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	35,673	426	$ 2,374	77,283	(10,126)	426	(7,656)	(26,202)
Net loss	(14,437)
ENDING BALANCE (shares) at Jul. 28, 2019			23,738,003
ENDING BALANCE at Jul. 28, 2019	35,673		$ 2,374	77,283	(10,126)		(7,656)	(26,202)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 47,755		$ 2,374	78,909	6,743		(6,912)	(33,359)
Common stock, par value (usd per share)	$ 0.10
BEGINNING BALANCE (shares) at Jan. 27, 2019			23,738,003
BEGINNING BALANCE at Jan. 27, 2019	$ 47,755		$ 2,374	78,909	6,743		(6,912)	(33,359)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	42,276		$ 2,374	77,931	(656)		(7,091)	(30,282)
Net loss	(5,165)				(5,165)
Share-based compensation	(95)			(95)
Issuance of common stock	(40)			(883)	(2,234)			3,077
Other comprehensive income (loss)	(179)						(179)
ENDING BALANCE (shares) at Apr. 28, 2019			23,738,003
ENDING BALANCE at Apr. 28, 2019	42,276		$ 2,374	77,931	(656)		(7,091)	(30,282)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 42,276		2,374	77,931	(656)		(7,091)	(30,282)
Common stock, par value (usd per share)	$ 0.10
Effect of new accounting principle	$ 35,673		$ 2,374	77,283	(10,126)		(7,656)	(26,202)
Net loss	(6,057)				(6,057)
Share-based compensation	294			294
Issuance of common stock	(275)			(942)	(3,413)			4,080
Other comprehensive income (loss)	(565)						(565)
ENDING BALANCE (shares) at Jul. 28, 2019			23,738,003
ENDING BALANCE at Jul. 28, 2019	35,673		$ 2,374	77,283	(10,126)		(7,656)	(26,202)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 35,673		2,374	77,283	(10,126)		(7,656)	(26,202)
Common stock, par value (usd per share)	$ 0.10
Effect of new accounting principle	$ 36,189	22,216	$ 2,374	77,688	(10,917)	22,216	(6,801)	(26,155)
Common stock, par value (usd per share)	$ 0.10
BEGINNING BALANCE (shares) at Nov. 03, 2019			23,738,003
BEGINNING BALANCE at Nov. 03, 2019	$ 36,189	22,216	$ 2,374	77,688	(10,917)	22,216	(6,801)	(26,155)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	48,465	22,216	$ 2,374	78,085	(248)	22,216	(6,801)	(25,309)
Net loss	(10,808)				(10,808)
Share-based compensation	511			511
Issuance of common stock	(7)			(114)	(739)			846
Other comprehensive income (loss)	364						364
ENDING BALANCE (shares) at Feb. 02, 2020			23,738,003
ENDING BALANCE at Feb. 02, 2020	48,465		$ 2,374	78,085	(248)		(6,437)	(25,309)
BEGINNING BALANCE (shares) at Nov. 03, 2019			23,738,003
BEGINNING BALANCE at Nov. 03, 2019	36,189	22,216	$ 2,374	77,688	(10,917)	22,216	(6,801)	(26,155)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	36,189	$ 22,216	$ 2,374	79,686	(16,777)	$ 22,216	(6,801)	(18,717)
Net loss	(21,070)
ENDING BALANCE (shares) at Aug. 02, 2020			23,738,003
ENDING BALANCE at Aug. 02, 2020	40,260		$ 2,374	79,686	(16,777)		(6,306)	(18,717)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 48,465		$ 2,374	78,085	(248)		(6,437)	(25,309)
Common stock, par value (usd per share)	$ 0.10
BEGINNING BALANCE (shares) at Feb. 02, 2020			23,738,003
BEGINNING BALANCE at Feb. 02, 2020	$ 48,465		$ 2,374	78,085	(248)		(6,437)	(25,309)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	42,946		$ 2,374	78,593	(5,673)		(7,039)	(25,309)
Net loss	(5,425)				(5,425)
Share-based compensation	508			508
Other comprehensive income (loss)	(602)						(602)
ENDING BALANCE (shares) at May. 03, 2020			23,738,003
ENDING BALANCE at May. 03, 2020	42,946		$ 2,374	78,593	(5,673)		(7,039)	(25,309)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 42,946		2,374	78,593	(5,673)		(7,039)	(25,309)
Common stock, par value (usd per share)	$ 0.10
Effect of new accounting principle	$ 42,946		$ 2,374	79,686	(16,777)		(7,039)	(18,717)
Net loss	(4,837)				(4,837)
Share-based compensation	414			414
Issuance of common stock	1,004			679	(6,267)			6,592
Other comprehensive income (loss)	733						733
ENDING BALANCE (shares) at Aug. 02, 2020			23,738,003
ENDING BALANCE at Aug. 02, 2020	40,260		$ 2,374	79,686	(16,777)		(6,306)	(18,717)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 40,260		$ 2,374	$ 79,686	$ (16,777)		$ (6,306)	$ (18,717)
Common stock, par value (usd per share)	$ 0.10