INCOME TAXES (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Differences between effective tax rates and the federal statutory rate applied to income before income taxes
Effective tax rate (as a percent)	22.70%	20.90%	20.90%	19.40%