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Real Estate (Dispositions) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) Property | Dec. 31, 2020 USD ($) Property | Dec. 31, 2019 USD ($) Property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Gain | $ | $ 23,094 | $ 16,238 | $ 32,463
Assets Held-for-sale |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Number of properties sold at a gain | Property | 74 | 38 | 59

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