COMMITMENTS AND CONTINGENCIES 4 (Details) $ in Millions	Sep. 30, 2016 USD ($)
Loss Contingency By Nature Of Contingency [Line Items]
Loss Contingency Estimated Pre-established Unliquidated Claims Amount	$ 145
Loss Contingency Unsettled Claims Amount	33
Exceptions To Cap [Abstract]
Value Not Included In Cap	100
Estimated value of settlement agreements to be paid during the initial years of trust operations	150
Settlement Payments	5
Minimum Member]
Loss Contingency By Nature Of Contingency [Line Items]
Estimated Liability	743
Maximum [Member]
Loss Contingency By Nature Of Contingency [Line Items]
Estimated Liability	961
Years 2016 To 2018 [Member]
Loss Contingency By Nature Of Contingency [Line Items]
Annual Trust Cap	140
Year 2019 And Thereafter [Member]
Loss Contingency By Nature Of Contingency [Line Items]
Annual Trust Cap	$ 145