Acquisition of MediaMission Holding B.V - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		0 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 16, 2013 Media Mission [Member]	Dec. 16, 2013 Media Mission [Member] Note payable over three years (interest rate of 6.5%) [Member]
Loans At Acquisition Date [Line Items]
Total purchase price	$ 1,493		$ 1,493,000
Subordinated note payable issuance for purchase of MediaMission	687			687
Common stock issued for purchase of MediaMission	348		348
Notes payable interest rate				6.50%
Business Acquisition cash paid			458
Business Acquisition number of shares issued			37,608
Contributed revenue	7,206	6,552	90
Net income for acquisition period	$ (690)	$ (139)	$ 43