Debt (Schedule of Long-term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Total debt and capital lease obligations	$ 9,313	$ 17,130
Less current portion	(2,108)	(7,335)
Total long-term debt and capital lease obligations	7,205	9,795
Revolving Credit Facilities [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations		5,141
Term Credit Facilities [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	8,239	10,615
Nexus Promissory Note [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	824	1,371
Pico Promissory Note [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	250
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations		$ 3