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Stock Plans and Stock Compensation Expense (Tables)
12 Months Ended
Dec. 27, 2014
Share-based Compensation [Abstract]  
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
Restricted stock activity for the three years ended December 27, 2014 is summarized as follows:
 
Number of Shares
 
Weighted-Average Grant-Date Fair Value
Outstanding at December 31, 2011
306,529

 
$
8.00

Granted
289,233

 
3.99

Vested
(113,647
)
 
4.20

Forfeited
(17,229
)
 
4.14

Outstanding at December 29, 2012
464,886

 
6.57

Granted
173,249

 
5.19

Vested
(112,336
)
 
4.15

Forfeited

 

Outstanding at December 28, 2013
525,799

 
6.64

Granted
101,315

 
15.68

Vested
(144,875
)
 
4.50

Forfeited
(125,000
)
 
12.78

Outstanding at December 27, 2014
357,239

 
$
7.92

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Option activity for the three years ended December 27, 2014 is summarized as follows:
 
Number of Shares
 
Weighted-Average Exercise Price
 
Weighted-Average Fair Value of Options Granted During the Year
Outstanding at December 31, 2011
786,728

 
$
10.91

 
$

Granted

 

 

Exercised

 

 

Forfeited
(89,321
)
 
10.20

 

Outstanding at December 29, 2012
697,407

 
11.00

 

Granted

 

 

Exercised
(37,052
)
 
5.15

 

Forfeited

 

 

Outstanding at December 28, 2013
660,355

 
11.33

 

Granted

 

 

Exercised
(53,950
)
 
10.22

 

Forfeited
(167,170
)
 
14.36

 

Outstanding at December 27, 2014
439,235

 
$
10.31

 
$

 
 
 
 
 
 
Options exercisable at:
 
 
 
 
 
December 29, 2012
638,407

 
$
11.56

 

December 28, 2013
630,855

 
11.63

 

December 27, 2014
439,235

 
10.31

 

Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block]
The following table summarizes information about stock options at December 27, 2014:
Options Outstanding
Range of Exercise Prices
 
Number of Shares
 
Weighted-Average Remaining Contractual Life
 
Weighted-Average Exercise Price
$4.20 - $5.00
 
111,000

 
4.6
years
 
$
4.98

$6.96 - $6.96
 
81,935

 
0.3
years
 
6.96

$11.85 - $17.58
 
246,300

 
0.9
years
 
13.82

$3.875 - $17.58
 
439,235

 
1.8
years
 
$
10.31

 
 
 
 
 
 
 
 
Options Exercisable
Range of Exercise Prices
 
Number of Shares
 
Weighted-Average Remaining Contractual Life
 
Weighted-Average Exercise Price
$4.20 - $5.00
 
111,000

 
4.6
years
 
$
4.98

$6.96 - $6.96
 
81,935

 
0.3
years
 
6.96

$11.85 - $17.58
 
246,300

 
0.9
years
 
13.82

$3.875 - $17.58
 
439,235

 
1.8
years
 
$
10.31