Consolidated Statement of Changes in Stockholders' Equity (Parenthetical) (Parentheticals)	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Statement of Stockholders' Equity [Abstract]
Common shares issued from treasury stock for stock-based compensation (in shares)	9,338,857	4,792,341
Common shares repurchased (in shares)	41,762,325	23,484,843