Reconciliation of Segment Assets to Consolidated Total Assets (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012	Jul. 01, 2012
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 3,724,137	$ 3,739,497	$ 3,606,822
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	3,259,091		2,830,562
Corporate, Non-Segment
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	457,111		722,370
Assets Held-for-sale
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 7,935		$ 53,890