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		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Net sales	$ 1,328,024	$ 1,055,642	$ 2,499,829	$ 2,053,835
Operating income (loss)	101,856	68,382	171,238	147,473
Infotainment [Member]
Segment Reporting Information [Line Items]
Net sales	690,704	540,303	1,330,457	1,100,827
Operating income (loss)	62,691	30,251	95,118	74,925
Lifestyle [Member]
Segment Reporting Information [Line Items]
Net sales	429,737	371,576	764,225	663,274
Operating income (loss)	51,103	49,832	92,343	87,091
Professional [Member]
Segment Reporting Information [Line Items]
Net sales	207,479	143,506	404,910	287,185
Operating income (loss)	25,404	19,742	51,884	39,513
Other [Member]
Segment Reporting Information [Line Items]
Net sales	104	257	237	2,549
Operating income (loss)	$ (37,342)	$ (31,443)	$ (68,107)	$ (54,056)