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Other Current Assets (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Income tax receivable $ 1,952 $ 2,035
Prepaid insurance 2,703 2,260
Prepaid software maintenance 2,434 1,946
Prepaid vendor payments 2,382 2,008
Prepaid rent 1,561 284
Prepaid other 3,623 5,031
Other 2,396 3,578
Other current assets $ 17,051 $ 17,142