BASIS OF PRESENTATION AND SIGNIFICANT EVENTS Sale of Closed Block of Commercial Long-Term Care Insurance Business (Details) - KMG America Corporation - Disposed of by Sale - Forecast - Subsequent Event $ in Millions	Nov. 06, 2017 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Estimated net loss on sale of subsidiary	$ 400
Estimated pretax loss on sale of subsidiary	900
Expected tax benefit on sale of subsidiary	500
Parent company cash contributed to sale of subsidiary	203
Transfer of statutory capital with sale of subsidiary	$ 150