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Acquisitions - Pro forma (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Pursuit
Business Acquisition [Line Items]
Net sales	$ 725,658	$ 620,908
Net income	73,672	33,618
Net income attributable to Malibu Boats, Inc.	$ 69,830	$ 29,871
Basic earnings per share (in dollars per share)	$ 3.35	$ 1.48
Diluted earnings per share (in dollars per share)	$ 3.33	$ 1.47
Cobalt
Business Acquisition [Line Items]
Net sales	$ 684,016	$ 497,002	$ 423,830
Net income	69,701	30,696	33,655
Net income attributable to Malibu Boats, Inc.	$ 66,066	$ 27,361	$ 30,439
Basic earnings per share (in dollars per share)	$ 3.17	$ 1.36	$ 1.53
Diluted earnings per share (in dollars per share)	$ 3.15	$ 1.35	$ 1.52

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- Definition

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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+ References

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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