Quarterly report pursuant to Section 13 or 15(d)

Disposition - Additional Information (Detail)

v2.4.0.8
Disposition - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
1 Months Ended 9 Months Ended
Apr. 30, 2012
Sep. 29, 2012
Business Acquisition [Line Items]    
Percentage of ownership interest sold 80.00%  
Gain on sale of business $ 42,000 $ 42,000