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Net Investment in Sales-type Leases, Ground Lease Receivables and Loans Receivable, net - Related Party - Schedule of allowance for credit losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2023 | Mar. 31, 2023 | Jun. 30, 2023 | Jan. 01, 2023 | Dec. 31, 2022
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses at beginning of period |  | $ 0 | $ 0 |  |
Allowance for credit losses, including unfunded commitments, at beginning of period | $ 326 |  |  |  |
Provision for (recovery of) credit losses | 11 | 11 | (20) |  |
Allowance for credit losses at end of period | 336 |  | 336 |  |
Allowance for credit losses, including unfunded commitments, at end of period | 337 | 326 | 337 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses, including unfunded commitments, at beginning of period | 258 |  |  |  |
(Recovery of) provision for credit losses | 23 |  | (2) |  |
Allowance for credit losses, including unfunded commitments, at end of period | 281 | 258 | 281 |  |
Amount of allowance for credit losses on ground lease receivables | 281 |  | 281 |  |
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 |  |  |  |  |
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses, including unfunded commitments, at beginning of period |  | 357 | 357 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses, including unfunded commitments, at beginning of period |  | 283 | 283 |  |
Amount of allowance for credit losses on net investment in sales-type leases |  |  |  | $ 400 | $ 400
Amount of allowance for credit losses on ground lease receivables |  |  |  | 200 | $ 200
Stabilized properties |  |  |  |  |
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses at beginning of period | 255 |  |  |  |
Provision for (recovery of) credit losses | 4 |  | (21) |  |
Allowance for credit losses at end of period | 259 | 255 | 259 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses at beginning of period | 93 |  |  |  |
(Recovery of) provision for credit losses | 1 |  | (8) |  |
Allowance for credit losses at end of period | 94 | 93 | 94 |  |
Amount of allowance for credit losses on net investment in sales-type leases | 94 |  | 94 |  |
Stabilized properties | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 |  |  |  |  |
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses at beginning of period |  | 280 | 280 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses at beginning of period |  | 102 | 102 |  |
Development properties |  |  |  |  |
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses at beginning of period | 70 |  |  |  |
Provision for (recovery of) credit losses | 7 |  | 6 |  |
Allowance for credit losses at end of period | 77 | 70 | 77 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses at beginning of period | 102 |  |  |  |
(Recovery of) provision for credit losses | 25 |  | 30 |  |
Allowance for credit losses at end of period | 127 | 102 | 127 |  |
Amount of allowance for credit losses on net investment in sales-type leases | 127 |  | 127 |  |
Development properties | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 |  |  |  |  |
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses at beginning of period |  | 71 | 71 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses at beginning of period |  | 97 | 97 |  |
Unfunded commitments |  |  |  |  |
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses at beginning of period | 1 |  |  |  |
Provision for (recovery of) credit losses | 0 |  | (5) |  |
Allowance for credit losses at end of period | 1 | 1 | 1 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses at beginning of period | 63 |  |  |  |
(Recovery of) provision for credit losses | (3) |  | (24) |  |
Allowance for credit losses at end of period | 60 | 63 | 60 |  |
Amount of allowance for credit losses on net investment in sales-type leases | $ 60 |  | 60 |  |
Unfunded commitments | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 |  |  |  |  |
Net Investment in Sales-type Leases |  |  |  |  |
Allowance for credit losses at beginning of period |  | 6 | 6 |  |
Ground lease receivables |  |  |  |  |
Allowance for credit losses at beginning of period |  | $ 84 | $ 84 |  |
Unfunded commitments | Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 | Accounts payable, accrued expenses and other liabilities |  |  |  |  |
Ground lease receivables |  |  |  |  |
Expected credit losses |  |  |  | $ 100 |

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