XML 19 R55.htm IDEA: XBRL DOCUMENT

Earnings Per Share (Details 2) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award
Weighted-average anti-dilutive shares have been excluded from the EPS calculations	4.2	4.9	5.4
Unvested Stock
Share-based Compensation Arrangement by Share-based Payment Award
Weighted-average anti-dilutive shares have been excluded from the EPS calculations	0	0.1	0

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References+ Details