Stock-Based Compensation (Tables)

12 Months Ended

Dec. 28, 2016

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Changes in Stock Options

Changes in stock options for the years ended December 28, 2016 and December 30, 2015, are as follows:

	Shares			Weighted-Average Exercise Price
Outstanding—December 31, 2014		3,070,176		$	6.25
Grants		—			—
Exercised		(863,247	)		4.93
Forfeited, cancelled or expired		(55,715	)		17.25
Outstanding—December 30, 2015		2,151,214			6.25
Grants		347,053			12.14
Exercised		(147,726	)		6.62
Forfeited, cancelled or expired		(158,813	)		8.20
Outstanding—December 28, 2016		2,191,728		$	7.26
Vested and expected to vest at December 28, 2016		2,184,755		$	7.24
Exercisable at December 28, 2016		1,746,501		$	6.21

Stock Options By Range of Exercise Prices

Stock options at December 28, 2016 are summarized as follows:

Range of Exercise Prices	Number Outstanding		Weighted-Average Remaining Contractual Life (in Years)		Weighted- Average Exercise Price		Number Exercisable		Weighted-Average Exercise Price
$4.09		111,305		6.47	$	4.09		90,166	$	4.09
5.84		1,611,718		5.50		5.84		1,569,437		5.84
11.94 - 13.52		329,673		9.38		11.99		—		—
15.00		139,032		7.57		15.00		86,898		15.00
$4.09 - $15.00		2,191,728		6.26	$	7.26		1,746,501	$	6.21

Schedule of Changes in Restricted Shares

Changes in restricted shares for the years ended December 28, 2016 and December 30, 2015, are as follows:

	Shares			Weighted-Average Fair Value
Unvested shares at December 31, 2014		6,666			34.56
Granted		7,908			18.97
Released		(2,222	)		34.56
Forfeited, cancelled, or expired		—			—
Unvested shares at December 30, 2015		12,352			24.58
Granted		29,259			13.33
Released		(4,859	)		26.10
Forfeited, cancelled, or expired		—			—
Unvested shares at December 28, 2016		36,752		$	15.42