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Interest Expense And Interest Income
 9 Months Ended
Sep. 30, 2013
Interest Income (Expense), Net [Abstract]  
Interest Expense and Interest Income
Interest Expense and Interest Income

The components of net interest expense are as follows:
 
Three Months Ended
 
Nine Months Ended
 
September 30,
2012
 
September 30,
2013
 
September 30,
2012
 
September 30,
2013
 
Predecessor
 
 
 
Predecessor
 
 
 
(in thousands)
Cash interest expense
$
136

 
$
874

 
$
355

 
$
2,318

Amortization of loan costs
6

 
95

 
6

 
286

Cash interest income
(29
)
 
(48
)
 
(68
)
 
(234
)
Interest expense, net
$
113

 
$
921

 
$
293

 
$
2,370