Debt (Narrative) (Details) (USD $)	3 Months Ended		6 Months Ended								6 Months Ended						6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013	Jun. 30, 2014 Prepaid expenses and other current assets [Member]	Jun. 30, 2014 Other assets [Member]	Dec. 31, 2013 Other assets [Member]	Jun. 30, 2014 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Dec. 31, 2013 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Jun. 30, 2014 Principal payment terms, No. 1 [Member] Comerica Term Loan [Member]	Jun. 30, 2014 Principal payment terms, No. 1 [Member] Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Jun. 30, 2014 Principal payment terms, No. 2 [Member] Comerica Term Loan [Member]	Jun. 30, 2014 Principal payment terms, No. 2 [Member] Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Jun. 30, 2014 Term Loan [Member]	Oct. 17, 2013 Term Loan [Member]	Jun. 30, 2014 Revolving Credit Facility [Member]	Oct. 17, 2013 Revolving Credit Facility [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		197,000
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			54,000
Current portion of long-term debt	197,000		197,000		950,000
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	197,000		197,000		950,000
Unamortized debt issuance expense						88,000	232,000	363,000
Amortization of financing costs	22,000	60,000	44,000	121,000
Amortization of debt discount	$ 0	$ 39,000	$ 0	$ 69,000