INCOME TAXES (Details) - USD ($)	3 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Mar. 31, 2016	May 31, 2015
Income Tax Examination [Line Items]
Effective tax rate	22.50%	19.40%
Unrecognized tax benefits	$ 13,100,000		$ 12,700,000
Accrued interest related to unrecognized tax benefits	1,800,000		1,600,000
Accrued penalties	$ 0		$ 0
5.50% Senior Notes [Member] | Senior Notes [Member]
Income Tax Examination [Line Items]
Stated interest rate of debt instrument	5.50%			5.50%