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Earnings (Loss) Per Share (Tables)
 12 Months Ended
Oct. 29, 2017
Earnings Per Share [Abstract]  
Summary of basic and diluted net income (loss) per share
Basic and diluted net income (loss) per share is calculated as follows (in thousands, except per share amounts):
 
Year Ended
 
October 29, 2017
 
October 30, 2016
 
November 1,
2015
Numerator
 
 
 
 
 
Income (loss) from continuing operations
$
28,825

 
$
(14,570
)
 
$
(19,786
)
Loss from discontinued operations, net of income taxes
(1,693
)
 
—

 
(4,834
)
Net income (loss)
$
27,132

 
$
(14,570
)
 
$
(24,620
)
 
 
 
 
 
 
Denominator
 
 
 
 
 
Basic weighted average number of shares
20,942

 
20,831

 
20,816

Dilutive weighted average number of shares
21,017

 
20,831

 
20,816

 
 
 
 
 
 
Per Share Data:
 
 
 
 
 
Basic:
 
 
 
 
 
Income (loss) from continuing operations
$
1.38

 
$
(0.70
)
 
$
(0.95
)
Loss from discontinued operations, net of income taxes
(0.08
)
 
—

 
(0.23
)
Net income (loss)

$
1.30

 
$
(0.70
)
 
$
(1.18
)
 
 
 
 
 
 
Diluted:
 
 
 
 
 
Income (loss) from continuing operations
$
1.37

 
$
(0.70
)
 
$
(0.95
)
Loss from discontinued operations, net of income taxes
(0.08
)
 
—

 
(0.23
)
Net income (loss)
$
1.29

 
$
(0.70
)
 
$
(1.18
)