Note 7 - Debt (Detail) - Future Maturities of Remaining Borrowings (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
2013 April through December	$ 791
2014	59
2015	1,565
2016	1,822
2017	26
2018 and thereafter	70
Gross long-term borrowings	4,333
Less: discounts on long-term borrowings	(25)	(48)
Total commitment, net	4,308	2,549
Less: portion classified as current	(780)	(756)
Long-term borrowings, net	$ 3,528	$ 1,793

Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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