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Other Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2021
Other Liabilities [Abstract] |
Other Noncurrent Liabilities | The following is a summary of the components of "Other long-term liabilities" as presented on the Company's consolidated balance sheet. See also note 2.
|  | December 31,
|  | 2021 |  | 2020
Deferred rental revenues |  | $ | 1,568 |  |  | $ | 1,707 |
Deferred credits, net |  | 311 |  |  | 375 |
Asset retirement obligation |  | 269 |  |  | 259 |
Deferred income tax liabilities |  | 14 |  |  | 11 |
Other long-term liabilities |  | 6 |  |  | 27 |
Total |  | $ | 2,168 |  |  | $ | 2,379 |
Amortization of below-market tenant leases | The following table summarizes the estimated annual amounts related to below-market tenant leases expected to be amortized into site rental revenues for the years ending December 31, 2022 to 2026 are as follows:
| Years Ending December 31,
| 2022 |  | 2023 |  | 2024 |  | 2025 |  | 2026
Below-market tenant leases | $ | 49 |  |  | $ | 45 |  |  | $ | 41 |  |  | $ | 33 |  |  | $ | 25 |

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- Definition Tabular disclosure of the amount of amortization income expected to be recorded in succeeding fiscal years for leases acquired as part of a real property acquisition at below market lease rate with a finite life. + References No definition available. + Details
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- Definition Tabular disclosure of other noncurrent liabilities. + References No definition available. + Details
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