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Note K - Derivatives and Hedging (Details) |  | 3 Months Ended | 6 Months Ended |  |  |
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Sep. 30, 2013 USD ($) | Dec. 31, 2013 Cash Flow Hedging [Member] USD ($) | Dec. 31, 2012 Cash Flow Hedging [Member] USD ($) | Dec. 31, 2013 Cash Flow Hedging [Member] USD ($) | Dec. 31, 2012 Cash Flow Hedging [Member] USD ($) | Sep. 30, 2013 Accounts Payable and Accrued Liabilities [Member] USD ($) | Jun. 30, 2013 Accounts Payable and Accrued Liabilities [Member] USD ($) | Jun. 30, 2013 Prepaid and Other Current Assets [Member] USD ($) | Jun. 30, 2013 Other Noncurrent Assets, Net [Member] USD ($) | Sep. 30, 2013 Cash Flow Hedging Foreign Exchange Contract [Member] USD ($) | Sep. 30, 2013 Cash Flow Hedging Foreign Exchange Contract [Member] EUR (€)
Note K - Derivatives and Hedging (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |
Derivative, Notional Amount |  |  |  |  |  |  |  |  |  | $ 8,700,000 | € 6,600,000
Accumulated Other Comprehensive Income Loss Cumulative Cash Flow Hedges Gain Loss | (275,000) |  |  |  |  |  |  |  |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value |  |  |  |  |  | 394,000 |  | 133,000 | 38,000 |  |
Derivative Instruments, Loss Recognized in Other Comprehensive Income (Loss), Effective Portion |  | 149,000 | 292,000 | 568,000 | 384,000 |  |  |  |  |  |
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion |  | 163,000 |  | 245,000 |  |  |  |  |  |  |
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value |  |  |  |  |  |  | 76,000 |  |  |  |
Derivative Instruments, Gain Reclassified from Accumulated OCI into Income, Effective Portion |  |  | $ 193,000 |  | $ 507,000 |  |  |  |  |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges recorded to Accumulated Other Comprehensive Income Loss. + References No definition available. + Details
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- Definition Fair value of all asset derivatives designated as cash flow hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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- Definition Fair value of all liability derivatives designated as cash flow hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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- Definition The effective portion of gain reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
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- Definition The effective portion of loss reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
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- Definition The effective portion of losses on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
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