XML 121 R120.htm IDEA: XBRL DOCUMENT v2.4.0.6
LEASES (Narrative) (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Leases [Abstract]      
OperatingLeasesRentExpenseNet $ 35.6 $ 33.6 $ 31.2