Note 3 - Supplemental Balance Sheet Information (in thousands) (Detail) - Accrued expenses and other current liabilities (USD $)	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011
Accrued salaries	$ 799,000		$ 1,005,000
Taxes payable	1,460,000		572,000
Loans from domestic and international partners	1,559,000		456,000
Accrued accounting and legal expenses	358,000		285,000
Contingent liabilities, incentive for consulting fees	689,000	154,000
Short term portion of capital lease obligations	178,000		125,000
Other	1,486,000		1,296,000
Accrued expenses and other current liabilities	6,729,000		4,039,000
Subsidiary in Mexico [Member]
Final payment for purchase of subsidiary			300,000
NMS, LLC Subsidiary [Member]
Final payment for purchase of subsidiary	$ 200,000