CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (Parenthetical) - shares	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
CONSOLIDATED STATEMENT OF CHANGES IN EQUITY
Common stock issued under employee plans (in shares)	1,049,083	2,125,560
Purchases of treasury stock under employee plans (in shares)	216,803	363,779
Sales of treasury stock under employee plans (in shares)	40,129	187,271
Other treasury shares purchased, not retired (in shares)	6,639,282	7,738,744