Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Paid-in Capital	(Accumulated Deficit) Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
BALANCE (shares) at Oct. 29, 2017		23,738,003
BALANCE at Oct. 29, 2017	$ 83,994	$ 2,374	$ 78,645	$ 45,843	$ (5,261)	$ (37,607)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(32,685)			(32,685)
Share-based compensation	1,270		1,270
Issuance of common stock	(271)		(858)	(3,420)		4,007
Other comprehensive income (loss)	(1,809)				(1,809)
BALANCE (shares) at Oct. 28, 2018		23,738,003
BALANCE at Oct. 28, 2018	50,499	$ 2,374	79,057	9,738	(7,070)	(33,600)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(3,215)
BALANCE (shares) at Oct. 28, 2018		23,738,003
BALANCE at Oct. 28, 2018	50,499	$ 2,374	79,057	9,738	(7,070)	(33,600)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(15,186)			(15,186)
Share-based compensation	499		499
Issuance of common stock	(318)		(1,868)	(5,895)		7,445
Other comprehensive income (loss)	269				269
BALANCE (shares) at Nov. 03, 2019		23,738,003
BALANCE at Nov. 03, 2019	36,189	$ 2,374	$ 77,688	(10,917)	$ (6,801)	$ (26,155)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Effect of new accounting principle	$ 426
Effect of new accounting principle | Accounting Standards Update 2014-09				$ 426