TREASURY STOCK ACTIVITY - NARRATIVE (Details) - USD ($) $ in Millions	Oct. 02, 2016	Feb. 29, 2016	Feb. 28, 2015
2015 Share Repurchase Program
Class of Stock [Line Items]
Stock repurchase program, authorized amount			$ 250
2016 Share Repurchase Program
Class of Stock [Line Items]
Stock repurchase program, authorized amount		$ 500
Stock repurchase program, remaining authorized repurchase amount	$ 100