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Stock Compensation Plans (Tables)

12 Months Ended

Dec. 27, 2014

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 employees and directors as of December 27, 2014:

					Weighted
		Number of			Average Grant
		Shares			Date Fair Value
Non-vested stock units as of December 28, 2013			—
Granted			50,000		$	10.49
Vested			—
Forfeited			—
Non-vested stock units as of December 27, 2014			50,000		$	10.49
Vested but unsettled			4,500
Outstanding non-vested restricted stock units as of December 27, 2014			45,500

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

The following table summarizes option activity for each of the three years ended 2014:

		Incentive Stock Options						Director Stock Options
		Granted			Outstanding			Granted			Outstanding
2014			—			284,375			25,000			60,000
2013			120,000			559,950			37,500			80,000
2012			200,000			607,875			37,500			85,000

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:

		2014			2013			2012
Risk-free interest rates			0.68	%		0.52	%		0.84	%
Dividend yields			4.23	%		5.97	%		5.50	%
Volatility factors of expected market price of common stock			35.86	%		48.79% to 74.05	%		95.56% to 110.39	%
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 2014:

		2014						2013						2012
						Option						Option						Option
		Shares				Price		Shares				Price		Shares				Price
Outstanding at beginning of year			639,950			$0.64 to$6.07			692,875			$0.64 to 6.07			984,649			$0.64 to $9.35
Issued during year			25,000			$11.86			157,500			$5.85 to $6.06			237,500			$5.28 to $5.66
Canceled or expired			(19,000)						(27,000)						(25,024)
Exercised during year			(301,575)			$0.64 to $6.07			(183,425)			$0.64 to $6.07			(504,250)			$0.64 to $2.56
Outstanding at end of year			344,375			$2.56 to $11.86			639,950			$0.64 to $6.07			692,875			$0.64 to $6.07
Exercisable at end of year			158,875						198,825						192,625
Weighted-average fair value of options granted during the year		$	3.06					$	2.21					$	3.12

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

The following table summarizes information about stock options outstanding at December 27, 2014:

	Options Outstanding									Options Exercisable
					Weighted-Average
Range of	Number of				Remaining		Weighted-Average		Number of				Weighted-Average
Exercise Prices	Shares				Contractual Life		Exercise Price		Shares				Exercise Price
$2.56			8,625		0.2 years		$	2.56			8,625		$	2.56
$5.28 - $5.66			116,750		2.2 years		$	5.29			50,000		$	5.30
$5.85 - $6.06			97,875		3.2 years		$	5.86			34,875		$	5.90
$6.07			96,125		1.2 years		$	6.07			65,375		$	6.07
$11.86			25,000		4.2 years		$	11.86
			344,375								158,875

Schedule of Nonvested Share Activity [Table Text Block]

During the year ended December 27, 2014, the following activity occurred under the Company’s stock option plan:

					Weighted Average
		Number of			Grant Date Fair
		Options			Value
Nonvested balance, beginning of year			441,125		$	2.79
Granted			25,000		$	2.31
Vested			(266,625)		$	2.69
Forfeited			(14,000)		$	2.98
Nonvested balance, end of year			185,500		$	2.85

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