XML 49 R3.htm IDEA: XBRL DOCUMENT v2.4.0.8
Condensed Consolidated Balance Sheets (Parentheticals) (USD $)
In Millions, except Per Share data, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Allowance for D/A $ 82 $ 83
Accumulated depreciation $ 958 $ 919
Common stock par value $ 0.01 $ 0.01