Segments and Related Information - Schedule of Segment Assets (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Jun. 30, 2012
Segment Reporting Information [Line Items]
Consolidated total assets	$ 3,561,826	$ 3,611,503
Connector [Member]
Segment Reporting Information [Line Items]
Consolidated total assets	1,745,528	1,846,636
Custom & Electrical [Member]
Segment Reporting Information [Line Items]
Consolidated total assets	497,575	479,318
Corporate & Other [Member]
Segment Reporting Information [Line Items]
Consolidated total assets	94,614	107,699
Segment assets [Member]
Segment Reporting Information [Line Items]
Consolidated total assets	$ 2,337,717	$ 2,433,653