Stockholders' Equity and Stock-Based Compensation (Tables)

12 Months Ended

Jan. 03, 2015

Stockholders' Equity and Stock-Based Compensation [Abstract]

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

A summary of all stock option activity as of January 3, 2015 and changes during the year ended is presented below.

	Number of shares		Weighted-avg. exercise price per share		Weighted-avg. remaining contractual life
Options outstanding at December 28, 2013	906,251		$	9.97
Granted	163,078		19.94
Exercised	(343,550	)	6.18
Forfeited	(29,603	)	16.89
Expired	—		—
Options outstanding at January 3, 2015	696,176		$	13.88	6.2 years
Options exercisable at January 3, 2015	528,009		$	12.50	5.5 years

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

The fair value of each stock option grant under the Company's stock option plan was estimated on the date of grant using the Black Scholes option-pricing model with the following weighted average assumptions and results for fiscal 2014, 2013 and 2012.

Weighted Average	2014	2013	2012
Expected dividend yield	0.0%	0.0%	0.0%
Risk-free interest rate	1.77%	1.01%	1.14%
Expected term	5.75 years	5.75 years	5.75 years
Expected volatility	43.7%	59.8%	62.0%
Fair value of options granted	$8.93	$9.04	$9.16

Schedule of Nonvested Share Activity [Table Text Block]

A summary of the Company’s non-vested stock, restricted stock unit and performance share unit awards as of January 3, 2015, and changes during the year ended is as follows:

	Non-Vested Shares		Weighted Average Grant Date Fair Value
Stock awards outstanding December 28, 2013	821,207		$	14.93
Shares granted	1,436,658		20.73
Shares vested	(861,772	)	16.43
Shares forfeited	(138,920	)	19.90
Stock awards outstanding January 3, 2015	1,257,173		$	19.98

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

A summary of the Company’s non-employee director restricted stock awards as of January 3, 2015, and changes during the year ended is as follows:

	Restricted Shares	Weighted Average Grant Date Fair Value
Stock awards outstanding December 28, 2013	130,238	$	10.75
Restricted shares granted	25,678	19.67
Restricted shares where the restriction lapsed	—	—
Restricted shares forfeited	—	—
Stock awards outstanding January 3, 2015	155,916	$	12.22