Debt Obligations - Additional Information (Details) (USD $)	1 Months Ended			6 Months Ended		1 Months Ended
	Feb. 28, 2014 2012 Note Payable, Related Party	Oct. 31, 2012 2012 Note Payable, Related Party	Sep. 30, 2013 Revolving Credit Facility	Jun. 30, 2014 Revolving Credit Facility	Dec. 31, 2013 Revolving Credit Facility	May 31, 2014 Revolving Credit Facility LIBOR	Apr. 30, 2014 Revolving Credit Facility LIBOR
Debt Instrument [Line Items]
Current maximum amount available for borrowing			$ 25,000,000
Increased maximum amount available for borrowing			30,000,000
Line of credit Facility, alternative maximum amount available for borrowing conditions			an amount equal to 85% of certain eligible accounts, which excludes accounts that are over 60 days outstanding from the original due date.
Maturity date of line of credit				Sep. 30, 2016
Floating interest rate based on the daily three month LIBOR, plus applicable margin						2.00%	2.75%
Line of credit facility interest at end of the period				2.25%
Line of Credit Facility, Interest Rate Description			Interest is charged at a floating interest rate based on the daily three month LIBOR, plus an applicable margin.
Commitment fee on the unused portion of the revolving credit facility, percentage				0.25%
Amount outstanding under the revolving line of credit				7,500,000	7,500,000
Borrowings from stockholders		$ 15,000,000
Stated interest rate of subordinated note		4.00%
Warrants issued to purchase common stock		400,000
Warrants exercise price per share		$ 4.03
Warrants exercised during period	400,000