Debt (Narrative) (Details) (USD $)	3 Months Ended					3 Months Ended							3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Mar. 31, 2014 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Dec. 31, 2013 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Mar. 31, 2014 Principal payment terms, No. 1 [Member] Comerica Term Loan [Member]	Mar. 31, 2014 Principal payment terms, No. 1 [Member] Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Mar. 31, 2014 Principal payment terms, No. 2 [Member] Comerica Term Loan [Member]	Mar. 31, 2014 Principal payment terms, No. 2 [Member] Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Mar. 31, 2014 Term Loan [Member]	Oct. 17, 2013 Term Loan [Member]	Mar. 31, 2014 Term Loan [Member] Main Street Capital Corporation [Member]	Mar. 31, 2014 Revolving Credit Facility [Member]	Oct. 17, 2013 Revolving Credit Facility [Member]	Mar. 31, 2014 Revolving Credit Facility [Member] Main Street Capital Corporation [Member]
Debt Instrument [Line Items]
Revolving loan facility, maximum borrowing capacity											$ 11,000,000			$ 2,000,000
Net payments on revolving loan facility										9,000,000			251,000
Stated interest rate percentage				10.00%						12.00%			8.00%
Debt instrument, principal payment as percentage of excess cash flow						33.00%		50.00%
Credit facility, periodic principal payment	49,000
Face amount				1,885,000	1,885,000
Debt instrument, periodic principal payment							50,000
Debt instrument, additional periodic payment, principal, earnings benchmark, measurement period							3 months		6 months
Debt instrument, additional periodic payment, principal, reduction to calculated payment							1,500,000		3,000,000.0
Debt instrument, additional periodic payment, principal, percent of earnings benchmark									40.00%
Current portion of long-term debt	901,000		950,000
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months				200,000								450,000			251,000
Unamortized debt issuance expense	341,000		363,000
Amortization of financing costs	22,000	61,000
Amortization of debt discount	$ 0	$ 30,000