Earnings Per Share - Additional Information (Detail) (USD $) In Millions, except Share data	0 Months Ended	6 Months Ended
	May 17, 2010	Jul. 02, 2011
Equity Issuance Since Inception [Line Items]
Shares of common stock issued in connection with Merger		78,500,000
Stock warrants, strike price		$ 86.25
Common stock Shares issued in conjunction with Equity Purchase Contracts	5,200,000
Common stock in conjunction with Equity Purchase Contracts	$ 320.0
Stock options
Equity Issuance Since Inception [Line Items]
Options issued in connection with Merger		5,800,000
Number of restricted shares and awards
Equity Issuance Since Inception [Line Items]
Options issued in connection with Merger		400,000
Maximum
Equity Issuance Since Inception [Line Items]
Number of stock warrants, outstanding		4,938,624
Minimum
Equity Issuance Since Inception [Line Items]
Equity Purchase Contracts, holders payment		$ 54.17