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Notes Receivable (Schedule Of Current And Non-Current Notes Receivable) (Details) - USD ($) $ in Millions | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Current |  |
Current portion of notes receivable | $ 237 | $ 198
EnerBank notes receivable held for sale | 26 | 2
Non-current |  |
Total notes receivable | 1,640 | 1,371
Consumers Energy Company |  |
Current |  |
Current portion of notes receivable | 17 | 17
DB SERP note receivable – related party | 7 | 0
Non-current |  |
Notes receivable – related party | 100 | 0
Total notes receivable | 124 | 17
EnerBank |  |
Current |  |
EnerBank notes receivable held for sale | 26 |
Non-current |  |
Noncurrent notes receivable | 1,377 | 1,171
EnerBank notes receivable, net of allowance for loan losses | EnerBank |  |
Current |  |
Current portion of notes receivable | 217 | 178
EnerBank notes receivable held for sale | EnerBank |  |
Current |  |
EnerBank notes receivable held for sale | 26 | 2
Michigan tax settlement |  |
Current |  |
Current portion of notes receivable | 20 | 20
Michigan tax settlement | Consumers Energy Company |  |
Current |  |
Current portion of notes receivable | $ 17 | $ 17

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