v3.21.2

Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Jun. 30, 2021 | Dec. 31, 2020 | Jun. 30, 2020 | Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Additional impairment charges |  |  |  | $ 0 |  |  |  |  |
Amortization expense |  | $ 3,757 | $ 2,459 | 3,757 | $ 14,517 |  |  |  |
Depreciation and amortization |  | 36,682 | 31,363 | 98,620 | 102,503 |  |  |  |
Aggregate sale price |  | 26,567 | 9,816 | 71,905 | 57,539 |  |  |  |
Carrying value, net of amortized lease intangibles |  | 24,244 | 8,327 | (58,817) | 45,085 |  |  |  |
Loss on sale of properties |  | 1,220 | 1,060 | 9,791 | 9,725 |  |  |  |
Earnout liability | $ 0 | 0 | 13,177 | 0 | 13,177 | $ 10,063 | $ 7,509 | $ 37,975 | $ 0
Long-term Debt | 1,597,868 | 1,597,868 |  | 1,597,868 |  |  |  |  |
Unsecured Debt |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Long-term Debt | 1,490,123 | 1,490,123 |  | 1,490,123 |  |  | 1,433,796 |  |
Lease Termination Impact |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Lease termination fee |  | 35,000 |  | 35,000 |  |  |  |  |
Lease Termination Income |  |  |  | 35,000 |  |  |  |  |
Accrued rental income |  |  |  | 1,496 |  |  |  |  |
Depreciation and amortization |  |  |  | 4,047 |  |  |  |  |
Aggregate sale price | 16,000 |  |  |  |  |  |  |  |
Carrying value, net of amortized lease intangibles | 41,085 |  |  |  |  |  |  |  |
Loss on sale of properties |  | 25,746 |  | (25,746) |  |  |  |  |
Selling Expense | 661 |  |  |  |  |  |  |  |
Proceeds from sale of property |  |  |  | 16,000 |  |  |  |  |
Term Loan [Member] | Unsecured Debt |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Long-term Debt | 646,458 | 646,458 |  | 646,458 |  |  | 961,330 |  |
Senior Notes [Member] | Unsecured Debt |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Long-term Debt | $ 843,665 | 843,665 |  | 843,665 |  |  | $ 472,466 |  |
Above And Below Market Leases [Member] | Lease Revenues Net [Member] |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Amortization expense |  | 944 | (149) | 2,362 | 25 |  |  |  |
Above And Below Market Leases [Member] | Lease Revenues Net [Member] | Lease Termination Impact |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Amortization expense |  |  |  | 289 |  |  |  |  |
Leases, Acquired-in-Place [Member] | Depreciation And Amortization [Member] |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Amortization expense |  | $ 11,424 | $ 8,026 | 25,429 | $ 32,060 |  |  |  |
Leases, Acquired-in-Place [Member] | Depreciation And Amortization [Member] | Lease Termination Impact |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Amortization expense |  |  |  | $ (4,046) |  |  |  |  |

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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351718&loc=d3e2443-110228 + Details
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