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EMPLOYEE RETIREMENT PLANS - Amounts in Consolidated Balance Sheets (Details) - USD ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Amounts in the company's consolidated balance sheets |  |
Accrued liabilities | $ (42) | $ (50)
Qualified |  |
Amounts in the company's consolidated balance sheets |  |
Other assets | 1 | 1
Accrued liabilities | (1) | (1)
Other liabilities | (226) | (266)
Total net liability | (226) | (266)
Non-Qualified |  |
Amounts in the company's consolidated balance sheets |  |
Other assets | 0 | 0
Accrued liabilities | (13) | (13)
Other liabilities | (142) | (157)
Total net liability | $ (155) | $ (170)

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