XML 18 R70.htm IDEA: XBRL DOCUMENT v2.4.0.6
Earnings Per Share (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Numerator:                      
Net income attributable to Reliance (in dollars) $ 80.4 $ 98.1 $ 108.8 $ 116.2 $ 67.9 $ 84.9 $ 98.7 $ 92.3 $ 403.5 $ 343.8 $ 194.4
Denominator for basic earnings per share:                      
Weighted average shares                 75,216,955 74,767,988 74,230,452
Effect of dilutive securities:                      
Stock options (in shares)                 477,257 273,765 241,928
Denominator for diluted earnings per share:                      
Adjusted weighted average shares and assumed conversions                 75,694,212 75,041,753 74,472,380
Net income per share attributable to Reliance shareholders - diluted (in dollars per share) $ 1.06 $ 1.30 $ 1.44 $ 1.54 $ 0.91 $ 1.13 $ 1.31 $ 1.23 $ 5.33 $ 4.58 $ 2.61
Net income per share attributable to Reliance shareholders - basic (in dollars per share) $ 1.06 $ 1.30 $ 1.45 $ 1.55 $ 0.91 $ 1.13 $ 1.32 $ 1.24 $ 5.36 $ 4.60 $ 2.62
Diluted shares                      
Shares reserved for issuance upon exercise of stock options or vesting of restricted shares respectively, not included in the diluted calculation due to their anti-dilutive effect                 2,234,568 3,430,843 2,600,699