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NONCONTROLLING INTERESTS (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Noncontrolling Interest |  |
Stockholders' Equity Attributable to Noncontrolling Interest | $ 927 | $ 927
Eaton Automated Transmission Technologies |  |
Noncontrolling Interest |  |
Stockholders' Equity Attributable to Noncontrolling Interest | 518 | 538
Cummins India Ltd. |  |
Noncontrolling Interest |  |
Stockholders' Equity Attributable to Noncontrolling Interest | 347 | 319
Hydrogenics Corporation |  |
Noncontrolling Interest |  |
Stockholders' Equity Attributable to Noncontrolling Interest | 38 | 50
Other |  |
Noncontrolling Interest |  |
Stockholders' Equity Attributable to Noncontrolling Interest | $ 24 | $ 20

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