Fair Value Measurements (Tables)

12 Months Ended

Apr. 30, 2017

Fair Value Disclosures [Abstract]

Summary of assets and liabilities measured at fair value on a recurring basis

The following table summarizes the assets and liabilities measured at fair value on a recurring basis:

	Level 1		Level 2		Level 3		Total
April 30, 2016
Assets:
Currency derivatives	$	—	$	19	$	—	$	19
Liabilities:
Currency derivatives	—		10		—		10
Short-term borrowings	—		271		—		271
Long-term debt	—		1,293		—		1,293
April 30, 2017
Assets:
Currency derivatives	—		25		—		25
Liabilities:
Currency derivatives	—		10		—		10
Short-term borrowings	—		211		—		211
Current portion of long-term debt	—		249		—		249
Long-term debt	—		1,752		—		1,752