PROPERTY, PLANT AND EQUIPMENT (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Jun. 30, 2012 Y
Previous Estimated Useful Life [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Average	6
New Estimated Useful Life [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Average	7
Fiscal 2013 [Member]
Property, Plant and Equipment [Line Items]
Change in Accounting Principle, Effect on Depreciation Expense	4.5
Change in Accounting Principle, Effect of Change on Net Income	4.5
Change in Accounting Principle, Effect of Change on Basic and Diluted Earnings Per Share	0.13
Per Quarter 2013 [Member]
Property, Plant and Equipment [Line Items]
Change in Accounting Principle, Effect on Depreciation Expense	1.1
Change in Accounting Principle, Effect of Change on Basic and Diluted Earnings Per Share	0.03
Net of Tax [Member]
Property, Plant and Equipment [Line Items]
Change in Accounting Principle, Effect of Change on Net Income	3.3