Note O - Earnings Per Share - Components of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 28, 2018	Sep. 29, 2017
Basic:
Net income	$ 2,903	$ 3,405
Less: Net earnings attributable to noncontrolling interest	(41)	(13)
Less: Undistributed earnings attributable to unvested shares	(49)	(85)
Net income available to Twin Disc shareholders	$ 2,813	$ 3,307
Weighted average shares outstanding - basic (in shares)	11,722	11,256
Basic Income Per Share:
Net income per share - basic (in dollars per share)	$ 0.24	$ 0.29
Diluted:
Net income	$ 2,903	$ 3,405
Less: Net earnings attributable to noncontrolling interest	(41)	(13)
Less: Undistributed earnings attributable to unvested shares	(49)	(85)
Net income available to Twin Disc shareholders	$ 2,813	$ 3,307
Weighted average shares outstanding - basic (in shares)	11,722	11,256
Effect of dilutive stock awards (in shares)	77	3
Weighted average shares outstanding - diluted (in shares)	11,799	11,259
Diluted Income Per Share:
Net income per share - diluted (in dollars per share)	$ 0.24	$ 0.29