XML 97 R160.htm IDEA: XBRL DOCUMENT v2.4.0.6
Quarterly Results (Unaudited) - Summary of Quarterly Results of Operations (Parenthetical) (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Sep. 30, 2012
Jul. 01, 2012
Apr. 01, 2012
Jan. 01, 2012
Sep. 30, 2011
Jul. 03, 2011
Apr. 03, 2011
Jan. 02, 2011
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2010
Quarterly Results Of Operations [Line Items]                      
Net income (loss) attributable to common and participating preferred stockholders $ 159,091 $ (149,080) $ (3,855) $ 23,759 $ (107,095) $ 211,341 $ (61,950) $ (20,070) $ 29,915 $ 22,226 $ (151,869)
Basic $ 0.79 $ (1.07) $ (0.02) $ 0.12 $ (0.77) $ 1.16 $ (0.45) $ (0.14) $ 0.15 $ 0.11 $ (1.15)
Bargain purchase gain     7,264                
Previously Reported [Member]
                      
Quarterly Results Of Operations [Line Items]                      
Net income (loss) attributable to common and participating preferred stockholders     $ 204,077                
Basic     $ 1.12