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Note 14 - Contingencies (Detail) (USD $) | 0 Months Ended | 6 Months Ended |  |  |  | 1 Months Ended
--- | --- | --- | --- | --- | --- | ---
Jan. 05, 2011 | Mar. 31, 2012 | Jun. 30, 2012 | Oct. 01, 2011 | Nov. 19, 2007 | Nov. 19, 2007 Damages Assessed Against DSI [Member] | Nov. 19, 2007 Damages Allegedly Incurred by DSI [Member]
Loss Contingency, Damages Sought, Value |  |  |  |  |  | $ 8,300,000 | $ 2,700,000
Accounts Receivable, Gross, Current |  |  | 41,626,000 | 42,732,000 | 1,400,000 |  |
Loss Contingency, Damages Awarded, Value | 600,000 |  |  |  |  |  |
Payments for Legal Settlements |  | $ 600,000 |  |  |  |  |

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- Definition Amounts due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer) for goods or services (including trade receivables) that have been delivered or sold in the normal course of business. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Subparagraph a, b -Article 5 + Details
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- Definition Amount of damages awarded to the plaintiff in the legal matter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14435-108349 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14557-108349 + Details
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