Stock Compensation Plans (Tables)

12 Months Ended

Dec. 28, 2013

Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

The following table presents a summary of non-vested restricted stock units granted to directors as of December 28, 2013:

	Number of Shares
Vested but unsettled	33,742
Outstanding restricted stock units as of December 28, 2013	33,742

Schedule of Share-based Compensation, Activity [Table Text Block]

The following table summarizes option activity for each of the three years ended 2013:

	Incentive Stock Options		Director Stock Options
	Granted	Outstanding	Granted	Outstanding
2013	120,000	559,950	37,500	80,000
2012	200,000	607,875	37,500	85,000
2011	200,000	915,625	37,500	69,024

Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]

The fair value of each option grant award is estimated on the grant date using the Black-Scholes-Merton option valuation model using the following assumptions:

	2013	2012	2011
Risk-free interest rates	0.52%	0.84%	1.51%
Dividend yields	5.97%	5.50%	1.84%
Volatility factors of expected market price of common stock	48.79% to 74.05%	95.56% to 110.39%	109.71% to 122.17%
Weighted average expected life of the options	1-4 years	1-4 years	1-4 years

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

The following table summarizes stock option transactions for the three years ended 2013:

	2013				2012				2011
	Shares		Option Price		Shares		Option Price		Shares		Option Price
Outstanding at beginning of     year		692,875		$0.64 to $6.07		984,649		$0.64 to $9.35		929,024		$0.64 to $11.26
Issued during year		157,500		$5.85 to $6.06		237,500		$5.28 to $5.66		237,500		$6.07
Canceled or expired		(27,000)				(25,024)				(125,625)
Exercised during year		(183,425)		$0.64 to $6.07		(504,250)		$0.64 to $2.56		(56,250)		$0.64 to $2.56
Outstanding at end of year		639,950		$0.64 to $6.07		692,875		$0.64 to $6.07		984,649		$0.64 to $9.35
Exercisable at end of year		198,825				192,625				69,399
Weighted-average fair value of     options granted during the year	$	2.21			$	3.12			$	4.03

Schedule Of Share Based Compensation Stock Options Outstanding [Table Text Block]

The following table summarizes information about stock options outstanding at December 28, 2013:

	Options Outstanding				Options Exercisable
Range of Exercise Prices	Number of    Shares	Weighted-Average Remaining Contractual Life	Weighted-Average Exercise Price		Number of    Shares	Weighted-Average Exercise Price
$0.64	5,000	0.3 years	$	0.64	5,000	$	0.64
$2.56	116,750	1.2 years	$	2.56	55,625	$	2.56
$5.28 - $5.66	198,500	3.2 years	$	5.29	59,000	$	5.29
$5.85 - $6.06	155,500	4.2 years	$	5.86	—		—
$6.07	164,200	2.2 years	$	6.07	79,200	$	6.07
	639,950				198,825

Schedule of Nonvested Share Activity [Table Text Block]

During the year ended December 28, 2013, the following activity occurred under the Company’s stock option plan:

	Number of Options	Weighted Average Grant- Date Fair Value
Nonvested balance, beginning of year	500,250	$	3.02
Granted	157,500	$	2.21
Vested	(189,625)	$	2.85
Forfeited	(27,000)	$	3.21
Nonvested balance, end of year	441,125	$	2.79