Annual report pursuant to Section 13 and 15(d)

Goodwill (Parenthetical) (Detail)

v2.4.0.6
Goodwill (Parenthetical) (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
U.S. Operating Segment
 
Goodwill [Line Items]  
Accumulated impairment losses $ 214,031
International Operating Segment
 
Goodwill [Line Items]  
Accumulated impairment losses $ 27,622