EARNINGS PER SHARE (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Weighted-average shares outstanding:
Basic	166,447,000	176,186,000	165,988,000	175,509,000
Dilutive securities	6,903,000	10,098,000	7,004,000	10,324,000
Diluted	173,350,000	186,284,000	172,992,000	185,833,000
Options outstanding excluded from the calculations as their effect would have been antidilutive (in shares)	1,300,000	200,000	1,100,000	200,000