Basis of Presentation and Significant Accounting Policies - Additional Information (Detail) (USD $)	3 Months Ended		12 Months Ended	6 Months Ended		3 Months Ended
	Dec. 31, 2013 Financial_Institution	Dec. 31, 2012	Sep. 30, 2013	Mar. 31, 2011 Minimum [Member]	Mar. 31, 2011 Maximum [Member]	Dec. 31, 2013 Selling and marketing expenses [Member]	Dec. 31, 2012 Selling and marketing expenses [Member]	Dec. 31, 2013 General and administrative expenses [Member]	Dec. 31, 2012 General and administrative expenses [Member]	Dec. 31, 2013 Product development expenses [Member]	Dec. 31, 2012 Product development expenses [Member]	Dec. 31, 2013 Mediasite KK [Member]	Dec. 30, 2012 Mediasite KK [Member]	Sep. 30, 2013 Mediasite KK [Member]
Basis of Presentation and Significant Accounting Policies [Line Items]
Hosting agreement term	1 year
Standard product warranty term minimum	90 days
Standard product warranty term maximum	1 year
Period of hosting contracts to customers	1 year
Number of major financial institutions with which cash and cash equivalents are deposited	2
Allowance for doubtful accounts for accounts receivable	$ 90,000		$ 90,000
Original maturity of cash and cash equivalents	3 months
Estimated economic life of the product	3 years
Capitalized internal and external development costs	533,000		533,000
Amortization expense of software development costs	44,000	0
Equity method investment, ownership percentage												26.00%
Equity in earnings from investment in Mediasite KK	23,000	78,000										23,000	78,000
Value of the equity method investment	408,000		385,000									408,000		385,000
Material charges for legal contingencies	0	0
Weighted average grant date fair value of options granted	$ 3.38
Unrecognized non vested stock based compensation	998,000
Estimated forfeitures for unrecognized non vested stock based compensation	222,000
Expected weighted average life of forfeited cost	2 years 6 months
Stock-based compensation	282,000	182,000				184,000	118,000	17,000	9,000	78,000	55,000
Cash received from exercises under all stock option plans	35,000	28,000
Tax benefits realized for tax deductions from option exercises	0	0
Expected shares issued	100,000
Increase in number of shares under the plan				50,000	100,000
Number of complete employment days on first day of each offering period	90 days
Employee not eligible to participate	5.00%
Eligible employees contribution to purchase price	10.00%
Restricted participant under purchase plan that exceeds rate of fair value of shares	25,000
Restricted participant under purchase plan that exceeds number of shares	1,000
Offering period	6 months
Purchase shares of common stock at a purchase price fair market	85.00%
Shares available to issue	10,600
Shares purchased by employees	3,746
Stock-based compensation	$ 3	$ 3