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Business Combinations (Schedule of Assets Acquired and Liabilities Assumed) (Details) - USD ($) |  | 12 Months Ended
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Dec. 08, 2020 | Dec. 31, 2020
Business Acquisition [Line Items] |  |
Equity consideration paid for pre-combination services |  | $ 1,459,000
Rouse Services LLC [Member] |  |
Business Acquisition [Line Items] |  |
Cash consideration paid on closing | $ 250,265,000 |
Equity consideration paid for pre-combination services | 1,459,000 |
Purchase price | $ 251,724,000 |

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