Debt Narrative (Details) (USD $)	3 Months Ended		9 Months Ended				9 Months Ended								0 Months Ended		9 Months Ended				9 Months Ended	0 Months Ended										1 Months Ended	9 Months Ended						0 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Sep. 30, 2013 Prime Rate [Member]	Sep. 30, 2013 Promissory Note with Stockholder Representative [Member]	Sep. 30, 2013 Secured debt [Member]	Dec. 31, 2012 Secured debt [Member]	Sep. 30, 2013 Secured debt [Member] Escalate Term Loan [Member]	Mar. 28, 2013 Secured debt [Member] Escalate Term Loan [Member] Escalate Capital Partners SBIC I, L.P. [Member]	Oct. 02, 2012 Secured debt [Member] Escalate Term Loan [Member] Escalate Capital Partners SBIC I, L.P. [Member]	Sep. 30, 2013 Secured debt [Member] Comerica and Escalate Term Loans [Member]	Oct. 02, 2012 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Oct. 02, 2012 Promissory Note [Member] Promissory Note with Stockholder Representative [Member] Principal payment terms, No. 1 [Member]	Oct. 02, 2012 Promissory Note [Member] Promissory Note with Stockholder Representative [Member] Principal payment terms, No. 2 [Member]	Sep. 30, 2013 Comerica Bank [Member]	Mar. 28, 2013 Comerica Bank [Member] covenant	Sep. 30, 2013 Comerica Bank [Member] Secured debt [Member] Comerica Term Loan [Member]	Oct. 02, 2012 Comerica Bank [Member] Secured debt [Member] Comerica Term Loan [Member]	Sep. 30, 2013 Comerica Bank [Member] Secured debt [Member] Comerica Term Loan [Member] Prime Rate [Member]	Oct. 02, 2012 Escalate Capital Partners SBIC I, L.P. [Member] Secured debt [Member] Escalate Term Loan [Member] installment	Sep. 30, 2013 Escalate Capital Partners SBIC I, L.P. [Member] Secured debt [Member] Escalate Term Loan [Member]	Sep. 30, 2013 Term Loan [Member] Comerica Bank [Member] Comerica Term Loan [Member]	Dec. 31, 2012 Term Loan [Member] Comerica Bank [Member] Comerica Term Loan [Member]	Sep. 30, 2013 Term Loan [Member] Escalate Capital Partners SBIC I, L.P. [Member] Escalate Term Loan [Member]		Dec. 31, 2012 Term Loan [Member] Escalate Capital Partners SBIC I, L.P. [Member] Escalate Term Loan [Member]		Sep. 30, 2013 Revolving Credit Facility [Member] Comerica Bank [Member]	Oct. 02, 2012 Revolving Credit Facility [Member] Comerica Bank [Member]	Oct. 31, 2012 Revolving Credit Facility [Member] Comerica Bank [Member] Prime Rate [Member] installment	Sep. 30, 2013 Revolving Credit Facility [Member] Comerica Bank [Member] Prime Rate [Member]	Sep. 30, 2013 Revolving Credit Facility [Member] Comerica Bank [Member] Comerica Revolver [Member]	Dec. 31, 2012 Revolving Credit Facility [Member] Comerica Bank [Member] Comerica Revolver [Member]	Sep. 30, 2013 Revolving Credit Facility [Member] Comerica Bank [Member] Maximum [Member]	Sep. 30, 2013 Revolving Credit Facility [Member] Silicon Valley Bank [Member]	Sep. 30, 2013 Cash [Member]	Oct. 17, 2013 Subsequent Event [Member] Comerica Term Loan [Member]	Oct. 17, 2013 Subsequent Event [Member] Comerica Term Loan [Member] Principal payment terms, No. 1 [Member]	Oct. 17, 2013 Subsequent Event [Member] Comerica Term Loan [Member] Principal payment terms, No. 2 [Member]	Oct. 17, 2013 Subsequent Event [Member] Escalate Term Loan [Member]	Oct. 17, 2013 Subsequent Event [Member] Term Loan [Member]	Oct. 17, 2013 Subsequent Event [Member] Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Face amount														$ 2,330,000					$ 2,000,000	$ 2,000,000		$ 6,500,000.0
Revolving line of credit, eligible accounts receivable thresshold, percent																														80.00%	80.00%
Revolving loan facility, maximum borrowing capacity																															3,000,000.0						3,000,000						11,000,000	2,000,000
Debt Instrument, Covenant Grace Period																	10 days
Debt Instrument, Number of Debt Covenants																		3
Restricted cash																																						400,000
Description of variable rate basis																																	Prime Rate
Interest rate at period end						3.25%
Term loan, basis spread on variable rate																					3.00%												2.00%
Debt covenant, contingent reduction in borrowing capacity																																				1,500,000
Loans payable																								2,000,000	2,000,000	5,881,000	[1]	5,920,000	[1]					0	780,000
Revolving line of credit, unused borrowing capacity																														1,500,000
Number of periodic payments on debt instrument																																24
Term of debt instrument																						60 months
Stated interest rate percentage														8.00%								12.00%																					12.00%	8.00%
Debt Instrument, Principal Payment, Percentage Of Excess Cash Flow																																								33.00%	50.00%
Term of interest-only payment arrangement																						24 months
Number of monthly installment payments																						36
Debt Instrument, Fee Amount																						300,000
Unamortized Debt Issuance Expense													710,000										240,000
Common stock issued in connection with term loan (in shares)	34,939,000		34,939,000		28,886,000						100,000	295,000
Price per share (in dollars per share)												$ 0.01
Common stock, $.0001 par value;150,000,000 shares authorized; 34,939,000 and 28,886,000 shares issued and outstanding at September 30, 2013 and December 31, 2012, respectively	3,000		3,000		3,000						147,000	611,000
Share price											$ 1.47	$ 2.08
Unamortized discount	619,000		619,000							619,000
Debt instrument, periodic payment, principal															50,000
Debt instrument, additional periodic payment, principal, percent of earnings benchmark																40.00%
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
Decrease in notes payable							240,000
Accrued severance	476,000		476,000		607,000		174,000
Loans financing costs, net of accumulated amortization								710,000	651,000
Amortization of financing costs	121,000	4,000	242,000	33,000
Amortization of debt discount	39,000	0	108,000	0
Net payments on revolving loan facility			(780,000)	0																																							9,000,000	193,000
Debt Instrument, Annual Principal Payment																																											1,080,000
Repayments of long-term debt																																							$ 2,000,000			$ 6,500,000

[1] Total proceeds less debt discount as discussed below