Credit Arrangements - Additional Information (Detail) (USD $)	6 Months Ended	0 Months Ended
	Mar. 31, 2015	May 13, 2015	Jan. 27, 2015	Mar. 24, 2014	Jan. 10, 2014	Jun. 27, 2011	Sep. 30, 2014	Dec. 16, 2013	Jan. 14, 2014
Line of Credit Facility [Line Items]
Total term loan	$ 2,500,000
Percentage of advance rate on domestic receivables	80.00%
Interest accrued on revolving line of credit	5.50%
Amortization period of term loan	36 months
Silicon Valley Bank [Member]
Line of Credit Facility [Line Items]
Adjusted quick ratio as above Silicon Valley Bank's prime rate	0.75%
Notes payable outstanding	2,400,000						1,900,000
Annual interest rate	5.50%
Credit facility for advances	3,500,000
Subsequent Event [Member] | Silicon Valley Bank [Member]
Line of Credit Facility [Line Items]
Adjusted quick ratio		1.35
Advance rate on foreign receivables		75.00%
Foreign receivables accounts		1,000,000
Subsequent Event [Member] | Silicon Valley Bank [Member] | For the Quarters Ending June 30, 2015 [Member]
Line of Credit Facility [Line Items]
Debt service coverage ratio		1.0
Subsequent Event [Member] | Silicon Valley Bank [Member] | For the Quarter Ending September 30, 2015 [Member]
Line of Credit Facility [Line Items]
Debt service coverage ratio		1.25
Subsequent Event [Member] | Silicon Valley Bank [Member] | For the Quarter Ending December 31, 2015 [Member]
Line of Credit Facility [Line Items]
Debt service coverage ratio		1.50
Subsequent Event [Member] | Partners for Growth II, L.P. [Member]
Line of Credit Facility [Line Items]
Term loan amount		2,000,000
Warrant issued to purchase shares of common stock		50,000
Exercise price of warrant		$ 9.66
Exchange price of warrants		200,000
Secured Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Borrowing capacity under secured revolving line of credit			4,000,000			3,000,000
Adjusted quick ratio				1.25	1.5
Repayment of loan			1,665,000
New term loan			2,500,000
Repayment terms			36 months
Interest rate payable on subordinate note			5.50%
Revolving loan maturity date	Jan. 31, 2017
Term loan commitment fee payable			20,000
Amendment fee payable			5,000
Adjusted quick ratio			1.25
Adjusted quick ratio			1.1
Notes payable outstanding	1,900,000						0
Secured Revolving Line of Credit [Member] | For the Quarters Ending December 31, 2014 [Member]
Line of Credit Facility [Line Items]
Debt service ratio			1.25
Secured Revolving Line of Credit [Member] | For the Quarters Ending March 31, 2015 [Member]
Line of Credit Facility [Line Items]
Debt service ratio			1.0
Secured Revolving Line of Credit [Member] | For the Quarters Ending June 30, 2015 [Member]
Line of Credit Facility [Line Items]
Debt service ratio			1.25
Secured Revolving Line of Credit [Member] | For the Quarter Ending September 30, 2015 [Member]
Line of Credit Facility [Line Items]
Debt service ratio			1.5
Secured Revolving Line of Credit [Member] | Subsequent Event [Member] | Silicon Valley Bank [Member]
Line of Credit Facility [Line Items]
Interest accrued on revolving line of credit		1.25%
Prior to Second Amendment [Member]
Line of Credit Facility [Line Items]
Adjusted quick ratio as above Silicon Valley Bank's prime rate	1.25%
Second Amended Agreement [Member]
Line of Credit Facility [Line Items]
Description of adjusted quick ratio	Greater than 2.0 to 1.0
Adjusted quick ratio	2.0					1.25
Term Loan [Member] | Subsequent Event [Member] | Silicon Valley Bank [Member]
Line of Credit Facility [Line Items]
Interest accrued on revolving line of credit		2.75%
Last Day of Fiscal Quarter [Member] | Subsequent Event [Member] | Silicon Valley Bank [Member]
Line of Credit Facility [Line Items]
Adjusted quick ratio		1.50
Tranche 1 [Member] | Partners for Growth II, L.P. [Member]
Line of Credit Facility [Line Items]
Revolving loan maturity date	May 01, 2018
Number of monthly installments	30
Term loan payment terms	30 equal monthly principal installments, plus accrued interest, beginning December 1, 2015 and continuing until May 1, 2018
Tranche 1 [Member] | Subsequent Event [Member] | Partners for Growth II, L.P. [Member]
Line of Credit Facility [Line Items]
Term loan amount		1,500,000
Term loan interest rate		10.75%
Tranche 1 [Member] | Subsequent Event [Member] | Partners for Growth II, L.P. [Member] | First Year [Member]
Line of Credit Facility [Line Items]
Term loan prepayment fee percentage		1.00%
Tranche 2 [Member] | Partners for Growth II, L.P. [Member]
Line of Credit Facility [Line Items]
Revolving loan maturity date	May 01, 2018
Tranche 2 [Member] | Subsequent Event [Member] | Partners for Growth II, L.P. [Member]
Line of Credit Facility [Line Items]
Term loan amount		500,000
Exchange price of warrants		150,000
Minimum [Member]
Line of Credit Facility [Line Items]
Adjusted quick ratio						1.50
Debt service coverage ratio						1.25
Minimum [Member] | Secured Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Annual commitment fee on the revolving line of credit			20,000
Lien limit			400,000
Maximum [Member] | Secured Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Annual commitment fee on the revolving line of credit			26,667
Lien limit			800,000
Mitsui Sumitomo Bank [Member]
Line of Credit Facility [Line Items]
Notes payable outstanding	327,000
Annual interest rate	1.575%
Subordinated Note Payable [Member] | MediaMission Holding B.V. [Member]
Line of Credit Facility [Line Items]
Interest rate payable on subordinate note								6.50%
Notes payable outstanding	268,000						628,000
Annual interest rate	6.50%
Subordinated Note Payable [Member] | Mediasite KK [Member]
Line of Credit Facility [Line Items]
Interest rate payable on subordinate note									5.00%
Notes payable outstanding	0						1,800,000
Notes Payable [Member] | Mitsui Sumitomo Bank [Member]
Line of Credit Facility [Line Items]
Notes payable outstanding	$ 86,000						$ 170,000