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Note 9. Derivative Instruments and Hedging Activities (Details) | Sep. 30, 2017
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Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Percentage Of Foreign Exchange Rate Exposure Hedged Minimum | 70.00%
Percentage Of Foreign Exchange Rate Exposure Hedged Maximum | 90.00%

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- Definition Percentage Of Foreign Exchange Rate Exposure Hedged Minimum + References No definition available. + Details
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