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FAIR VALUE MEASUREMENTS (Tables)
3 Months Ended
Mar. 31, 2013
Fair Value Disclosures [Abstract]  
Company's population of financial assets and liabilities subject to fair value measurements
The Company’s population of financial assets and liabilities subject to fair value measurements as of March 31, 2013 and December 31, 2012 is as follows:

 
 
 
Fair Value Measurements as of
 
Fair Value
as of
 
March 31, 2013
 
 
Using Fair Value Hierarchy
 
March 31, 2013
 
Level 1
 
Level 2
 
Level 3
Noncontrolling interest put
$
20.9

 
$

 
$
20.9

 
$


 
 
 
Fair Value Measurements as of
 
Fair Value
as of
 
December 31, 2012
 
 
Using Fair Value Hierarchy
 
December 31, 2012
 
Level 1
 
Level 2
 
Level 3
Noncontrolling interest put
$
20.7

 
$

 
$
20.7

 
$