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Debt (Schedule of Long-Term Debt) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Debt Instrument [Line Items]    
Total debt and capital lease obligations $ 8,180 $ 9,313
Less current portion (1,971) (2,108)
Long-term debt and capital lease obligations, net of current maturities 6,209 7,205
Term Credit Facilities [Member]
   
Debt Instrument [Line Items]    
Total debt and capital lease obligations 7,465 8,239
Nexus Promissory Note [Member]
   
Debt Instrument [Line Items]    
Total debt and capital lease obligations 715 824
Pico Promissory Note [Member]
   
Debt Instrument [Line Items]    
Total debt and capital lease obligations   $ 250