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Goodwill and Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Detail) $ in Thousands	3 Months Ended
	Jul. 31, 2019 USD ($)
Goodwill [Line Items]
Beginning Balance	$ 182,269
Adjustments	(2)
Ending Balance	182,267
Firearms Segment
Goodwill [Line Items]
Beginning Balance	19,024
Ending Balance	19,024
Outdoor Products & Accessories Segment
Goodwill [Line Items]
Beginning Balance	163,245
Adjustments	(2)
Ending Balance	$ 163,243

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
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+ References

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- Definition

Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 16
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