OTHER NONCURRENT LIABILITIES (Details) - USD ($) $ in Millions	May 27, 2018	May 28, 2017
Other Liabilities Disclosure [Abstract]
Postretirement health care and pension obligations	$ 261.7	$ 709.8
Noncurrent income tax liabilities	490.4	466.5
Self-insurance liabilities	27.1	29.0
Environmental liabilities	56.0	54.7
Technology agreement liability	42.7	56.4
Other	187.3	212.4
Other noncurrent liabilities	$ 1,065.2	$ 1,528.8