Restructuring Program - Restructuring Expenses by Reporting Business Segment (Detail) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 12,574	$ (826)
Asset Impairments	68	2,024
Total	12,642	1,198
Connected Car [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	1,413	(795)
Lifestyle Audio [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	2,620	315
Professional Solutions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	8,473	$ (346)
Connected Services [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 68