Business Segment Data (Schedule Of Reports For Net Sales And Operating Income (Loss) By Each Reporting Segment From Continuing Operations) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012		Sep. 30, 2011
Segment Reporting Information [Line Items]
Net sales	$ 998,193		$ 1,050,603
Operating income (loss)	79,091		74,178
Infotainment [Member]
Segment Reporting Information [Line Items]
Net sales	560,524		603,258
Operating income (loss)	44,674		47,096
Lifestyle [Member]
Segment Reporting Information [Line Items]
Net sales	291,698		299,839
Operating income (loss)	37,259	[1]	29,321	[1]
Professional [Member]
Segment Reporting Information [Line Items]
Net sales	143,679		147,506
Operating income (loss)	19,771	[1]	16,020	[1]
Other [Member]
Segment Reporting Information [Line Items]
Net sales	2,292		0
Operating income (loss)	$ (22,613)		$ (18,259)

[1] Operating income (loss) for the three months ended September 30, 2011 has been revised to reflect a change in the measurement of segment operating profit due to a change in the allocation of intercompany royalties between the Lifestyle and Professional segments.