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LONG-TERM DEBT	6 Months Ended
LONG-TERM DEBT	Jun. 30, 2013
Long-term Debt, Unclassified [Abstract]
LONG-TERM DEBT	LONG-TERM DEBT In April 2013, we repaid $250.0 million of 5.0% Notes due in 2013. In May 2013, we issued $250.0 million of 2.625% Notes due in 2023. The Notes were issued under the registration statement that was filed in May 2012 which registered an indeterminate amount of debt securities.