Equity-Based compensation (Tables)

9 Months Ended

Sep. 27, 2015

Equity-Based Compensation

Summary of Equity-Based Compensation Expense

	Three Months Ended				Nine Months Ended
($ in thousands)	September 27, 2015		September 28, 2014		September 27, 2015		September 28, 2014
Service-Based RSUs	$	295	$	397	$	1,244	$	1,080
Performance-Based RSUs		(62)		146		709		419
Market-Based RSUs		60		117		702		340
Total	$	293	$	660	$	2,655	$	1,839
Income tax benefit	$	110	$	252	$	998	$	703

Schedule of Unrecognized Equity-Based Compensation Expense

	Unrecognized
	compensation		Weighted-
	expense at		average
($ in thousands)	September 27, 2015		period
Service-Based RSUs	$	1,548	1.2	years
Performance-Based RSUs		1,118	1.2	years
Market-Based RSUs		614	1.0	years
Total	$	3,280

Summary of Status of Equity-Based Compensation Plans

	2014 Plan	2009 Plan	2004 Plan	2001 Plan
Awards originally available	1,500,000	3,400,000	6,500,000	2,000,000
Stock options outstanding	—	—	—	—
RSUs outstanding	78,947	240,091	131,857	—
Options exercisable	—	—	—	—
Awards available for grant	1,349,075	1,627,069	106,423	—

Summary of Changes of Stock Options

	Nine Months Ended
	September 27, 2015
		Weighted
		Average
		Exercise
	Options	Price
Outstanding at beginning of year	5,200	$	12.35
Exercised	(5,200)	$	12.35
Outstanding at end of period	—	$	—
Exercisable at end of period	—	$	—

Summary of Service-Based Restricted Stock Units

	Nine Months Ended
	September 27, 2015
		Weighted
		Average
		Grant Date
	Units	Fair Value
Outstanding at January 1, 2015	517,965	$	12.06
Granted	125,525		17.10
Converted	(165,801)		12.41
Forfeited	(26,794)		17.20
Outstanding at September 27, 2015	450,895	$	13.03

Schedule of Components of Performance-Based RSU's

	Target	Vesting	Vesting	Units
Grant Date	Units	Year	Dependency	Awarded
February 11, 2013	47,164	2016	Sales growth	—
February 11, 2013	40,425	2016	Cash flow	—
February 14, 2014	15,071	2017	Sales growth	—
February 14, 2014	12,918	2017	Cash flow	—
February 13, 2015	24,150	2018	Sales growth	—
February 13, 2015	20,700	2018	Cash flow	—

Schedule of Components of Market-Based RSU's

			Number of
	Target	Vesting	Peer Group	Units
Grant Date	Units	Year	Companies	Awarded
February 11, 2013	40,425	2016	20	—
February 11, 2013	48,750	2016	20	—
February 14, 2014	15,071	2017	15	—
February 13, 2015	24,150	2018	23	—