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Fair Value Measurements (Tables)
 6 Months Ended
Jun. 30, 2013
Fair Value Disclosures [Abstract]  
Schedule of fair value, assets and liabilities measured on recurring basis
In accordance with the fair value hierarchy described above, the following tables show the fair value of the Company’s financial liabilities that are required to be measured at fair value on a recurring basis as of June 30, 2013 and December 31, 2012 (in thousands):
 
Balance as of
June 30, 2013
 
Quoted Prices in
Active Markets for
Identical Assets
(Level 1)
 
Significant Other
Observable Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
Liabilities:
 
 
 
 
 
 
 
Interest rate swap
$
(337
)
 
$
—

 
$
(337
)
 
$
—

Contingent consideration
(1,259
)
 
—

 
—

 
(1,259
)
Total liabilities
$
(1,596
)
 
$
—

 
$
(337
)
 
$
(1,259
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
Balance as of
December 31, 2012
 
Quoted Prices in
Active  Markets for
Identical Assets
(Level 1)
 
Significant Other
Observable  Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
Liabilities:
 
 
 
 
 
 
 
Contingent consideration
$
(708
)
 
$
—

 
$
—

 
$
(708
)