Interest Expense And Interest Income (Tables)

12 Months Ended

Dec. 31, 2012

Interest Income (Expense), Net [Abstract]

Schedule of Interest Expense and Interest Income

The components of net interest expense are as follows:

	Year Ended
	December 31, 2010			December 30, 2011			December 31, 2012
	Predecessor			Predecessor
	(in thousands)
Cash interest expense	$	332		$	412		$	940
Amortization of loan costs	—			—			102
Cash interest income	(48		)	(88		)	(233		)
Interest expense, net	$	284		$	324		$	809