Note 10 - Commitments and Contingencies (Detail) - Assumed Capital Leases (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012
2012 (remaining three months)	$ 127
2013	458
2014	458
2015	458
2016	160
Total minimum lease payments	1,661
Less amount representing interest	(172)
Present value of net minimum lease payments	1,489
Less current portion	(405)
Capital lease obligations, net of current portion	$ 1,096

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid within one year (or one operating cycle, if longer) of the balance sheet date.

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Amount of minimum lease payments maturing in the forth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the third fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the second fiscal year following the latest fiscal year for capital leases.

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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