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Derivative Financial Instruments (Details) € in Thousands, £ in Thousands, SGD in Thousands, CAD in Thousands, AUD in Thousands, $ in Thousands	Jul. 30, 2016 CAD	Jul. 30, 2016 AUD	Jul. 30, 2016 USD ($)	Jul. 30, 2016 EUR (€)	Jul. 30, 2016 SGD	Jul. 30, 2016 GBP (£)	Apr. 30, 2016 CAD	Apr. 30, 2016 AUD	Apr. 30, 2016 USD ($)	Apr. 30, 2016 EUR (€)	Apr. 30, 2016 SGD	Apr. 30, 2016 GBP (£)
U.S. Dollars/Australian Dollars
Derivative
Foreign Currency Exchange Forward Contracts:		AUD 13,576	$ 10,025					AUD 10,027	$ 7,216
U.S. Dollars/Canadian Dollars
Derivative
Foreign Currency Exchange Forward Contracts:	CAD 1,159		878				CAD 771		563
U.S. Dollars/British Pounds
Derivative
Foreign Currency Exchange Forward Contracts:			4,559			£ 3,155			1,795			£ 1,263
U.S. Dollars/Singapore Dollars
Derivative
Foreign Currency Exchange Forward Contracts:			748		SGD 1,022				261		SGD 356
U.S. Dollars/Euros
Derivative
Foreign Currency Exchange Forward Contracts:			$ 2,878	€ 2,555					$ 147	€ 132

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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

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- Definition

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+ References

No definition available.

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