Note 10 - Commitments and Contingencies (Detail) - Non-Cancellable Purchase Obligations For Software Development And License Agreements (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013
2013	$ 595
2014	623
2015	312
Thereafter	198
	$ 1,728

Minimum amount of purchase arrangement maturing in the next fiscal year following the latest fiscal year. Includes, but not limited to, recorded and unrecorded purchase obligations, long-term purchase commitments, and short-term purchase commitments.

No definition available.

Name:	us-gaap_PurchaseObligationDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant