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1. Basis of Presentation and Use of Estimates (Details) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Revenue Allocation Percent To Lease Elements | 3.00% | 2.00% | 3.00% | 2.00%

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