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Common Stock and Earnings (Loss) Per Share (Tables)
 12 Months Ended
Dec. 29, 2018
Earnings Per Share, Basic and Diluted [Abstract]  
Schedule of Earnings Per Share Reconciliation [Table Text Block]
The following table sets forth the computation of basic and diluted earnings (loss) per share from continuing operations:
 
2018
 
2017
 
2016
Basic earnings (loss) per share:
 
 
 
 
 
Income (loss) from continuing operations
$
(21,479
)
 
$
(9,322
)
 
$
(5,207
)
Less: Allocation of earnings to participating securities
—

 
—

 
—

Income (loss) from continuing operations available to common shareholders - basic
$
(21,479
)
 
$
(9,322
)
 
$
(5,207
)
Basic weighted-average shares outstanding (1)
15,764

 
15,699

 
15,638

Basic earnings (loss) per share - continuing operations
$
(1.36
)
 
$
(0.59
)
 
$
(0.33
)
 
 
 
 
 
 
Diluted earnings (loss) per share:
 
 
 
 
 
Income (loss) from continuing operations available to common shareholders - basic
$
(21,479
)
 
$
(9,322
)
 
$
(5,207
)
Add: Undistributed earnings reallocated to unvested shareholders
—

 
—

 
—

Income (loss) from continuing operations available to common shareholders - basic
$
(21,479
)
 
$
(9,322
)
 
$
(5,207
)
Basic weighted-average shares outstanding (1)
15,764

 
15,699

 
15,638

Effect of dilutive securities:
 
 
 
 
 
Stock options (2)
—

 
—

 
—

Directors' stock performance units (2)
—

 
—

 
—

Diluted weighted-average shares outstanding (1)(2)
15,764

 
15,699

 
15,638

Diluted earnings (loss) per share - continuing operations
$
(1.36
)
 
$
(0.59
)
 
$
(0.33
)


(1)
Includes Common and Class B Common shares, excluding 570 unvested participating securities, in thousands.
(2)
Shares issuable under stock option plans where the exercise price is greater than the average market price of the Company's Common Stock during the relevant period and directors' stock performance units have been excluded to the extent they are anti-dilutive. Aggregate shares excluded were 422 in 2018, 448 in 2017 and 220 in 2016.