CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 28, 2014	Mar. 29, 2013	Mar. 28, 2014	Mar. 29, 2013
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) [Abstract]
Net sales	$ 60,705	$ 68,232	$ 190,343	$ 209,351
Cost of goods sold	44,177	50,558	134,604	149,949
Gross profit	16,528	17,674	55,739	59,402
Marketing, engineering and administrative expenses	16,870	17,405	49,572	50,795
Restructuring of operations	0	0	1,094	0
(Loss) earnings from operations	(342)	269	5,073	8,607
Interest expense	220	366	697	1,001
Other (income) expense, net	68	(129)	(85)	(24)
Other income (expense) total	288	237	612	977
(Loss) earnings before income taxes and noncontrolling interest	(630)	32	4,461	7,630
Income taxes	(188)	640	2,973	3,552
Net (loss) earnings	(442)	(608)	1,488	4,078
Less: Net earnings attributable to noncontrolling interest, net of tax	(33)	(149)	(168)	(243)
Net (loss) earnings attributable to Twin Disc	(475)	(757)	1,320	3,835
Dividends per share (in dollars per share)	$ 0.09	$ 0.09	$ 0.27	$ 0.27
(Loss) earnings per share data:
Basic (loss) earnings per share attributable to Twin Disc common shareholders	$ (0.04)	$ (0.07)	$ 0.12	$ 0.34
Diluted (loss) earnings per share attributable to Twin Disc common shareholders	$ (0.04)	$ (0.07)	$ 0.12	$ 0.34
Weighted average shares outstanding data:
Basic shares outstanding (in shares)	11,265	11,243	11,256	11,327
Dilutive stock awards (in shares)	0	0	6	73
Diluted shares outstanding (in shares)	11,265	11,243	11,262	11,400
Comprehensive income (loss):
Net (loss) earnings	(442)	(608)	1,488	4,078
Benefit plan adjustments, net of income taxes of $354, $376, $1,060 and $1,160, respectively	528	676	1,506	1,996
Foreign currency translation adjustment	1,054	(874)	4,053	2,520
Comprehensive income (loss)	1,140	(806)	7,047	8,594
Less: comprehensive income attributable to noncontrolling interest	(33)	(149)	(168)	(243)
Comprehensive income (loss) attributable to Twin Disc	$ 1,107	$ (955)	$ 6,879	$ 8,351