Business Segment Data - Schedule of Reports for Net Sales, Operating Income (Loss) by Each Reporting Segment (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Segment Reporting Information [Line Items]
Net sales	$ 1,171,805	$ 998,193
Operating income (loss)	69,382	79,091
Infotainment [Member]
Segment Reporting Information [Line Items]
Net sales	639,753	560,524
Operating income (loss)	32,427	44,674
Lifestyle [Member]
Segment Reporting Information [Line Items]
Net sales	334,488	291,698
Operating income (loss)	41,240	37,259
Professional [Member]
Segment Reporting Information [Line Items]
Net sales	197,431	143,679
Operating income (loss)	26,480	19,771
Other [Member]
Segment Reporting Information [Line Items]
Net sales	133	2,292
Operating income (loss)	$ (30,765)	$ (22,613)