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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Dec. 31, 2014
Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts - Allowance for Doubtful Accounts
SCHEDULE II
VALUATION AND QUALIFYING ACCOUNTS
Allowance for Doubtful Accounts
(in thousands)

Year Ended December 31,
Balance at Beginning of Year
 
Charged (Credited) to Income
 
Deduction and Other
 
Balance at End of Year
2014
$
704

 
$
—

 
$
(35
)
 
$
669

2013
$
541

 
$
163

 
$
—

 
$
704

2012
$
684

 
$
(143
)
 
$
—

 
$
541