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RELATED PARTY TRANSACTIONS (Tables) | 12 Months Ended
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Dec. 31, 2021
Related Party Transactions [Abstract] |
Financial Data Resulting from Transactions with Related Parties, Income Statement Data | The following table presents Income Statement data resulting from transactions with these related parties. This table does not include our Financial Statement captions with insignificant related party activity.
($ in millions) | 2021 |  | 2020 |  | 2019
Cost reimbursement revenue | $ | 104 |  |  | $ | 107 |  |  | $ | 233 |
Reimbursed expenses | (105) |  |  | (110) |  |  | (236) |
Equity in (losses) earnings | (24) |  |  | (141) |  |  | 13 |
Summarized Information for the Entities Equity Method Investments, Income Statement | The following tables present summarized financial information for the entities in which we have equity method investments:
($ in millions) | 2021 |  | 2020 |  | 2019
Sales | $ | 283 |  |  | $ | 259 |  |  | $ | 815 |
Net (loss) income | (37) |  |  | (212) |  |  | 80 |
Summarized Information for the Entities Equity Method Investments, Balance Sheet |
($ in millions) | At Year-End 2021 |  | At Year-End 2020
Total Assets (primarily composed of hotel real estate managed by us) | $ | 1,229 |  |  | $ | 2,348 |
Total Liabilities | 865 |  |  | 1,623 |

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