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Indebtedness - Additional Information (Details) |  |  |  |  | 3 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 08, 2021 USD ($) | Jan. 28, 2021 USD ($) | Jan. 15, 2021 USD ($) | Oct. 03, 2019 USD ($) extension | Mar. 31, 2021 USD ($) | Jan. 07, 2021 USD ($) | Dec. 31, 2020 USD ($)
Indebtedness |  |  |  |  |  |  |
Long-term debt |  |  |  |  | $ 975,147,000 |  | $ 963,845,000
Harbor Point Parcel 3 Partnership |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Credit facility, amount outstanding |  |  |  |  |  | $ 15,000,000.0 |
Minimum | Revolving Credit Facility |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Basis points on unused commitment fee |  |  |  |  | 0.15% |  |
Maximum | Revolving Credit Facility |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Basis points on unused commitment fee |  |  |  |  | 0.25% |  |
Construction loans |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Borrowings under construction loans |  |  |  |  | $ 1,800,000 |  |
Operating Partnership |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Credit facility, amount outstanding |  |  |  |  | 9,500,000 |  |
Operating Partnership | New Credit Facility |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Aggregate capacity under the credit facility |  |  |  | $ 355,000,000.0 |  |  |
Operating Partnership | New Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Aggregate capacity under the credit facility |  |  |  | 150,000,000.0 | 118,000,000 |  |
Accordion feature maximum borrowing capacity |  |  |  | $ 700,000,000.0 |  |  |
Number of extension options | extension |  |  |  | 2 |  |  |
Duration of extension option |  |  |  | 6 months |  |  |
Extension fee percentage |  |  |  | 0.075% |  |  |
Line of credit, amount outstanding |  |  |  |  | $ 10,000,000.0 |  | 10,000,000.0
Interest rate on credit facility as of end of period |  |  |  |  | 1.61% |  |
Operating Partnership | New Credit Facility | Term Loan Facility |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Aggregate capacity under the credit facility |  |  |  | $ 205,000,000.0 |  |  |
Line of credit, amount outstanding |  |  |  |  | $ 205,000,000.0 |  | $ 205,000,000.0
Interest rate on credit facility as of end of period |  |  |  |  | 1.56% |  |
Operating Partnership | New Credit Facility | Minimum | Revolving Credit Facility | LIBOR |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Stated interest rate, basis spread on variable rate |  |  |  |  | 1.30% |  |
Operating Partnership | New Credit Facility | Minimum | Term Loan Facility | LIBOR |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Stated interest rate, basis spread on variable rate |  |  |  |  | 1.25% |  |
Operating Partnership | New Credit Facility | Maximum | Revolving Credit Facility | LIBOR |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Stated interest rate, basis spread on variable rate |  |  |  |  | 1.85% |  |
Operating Partnership | New Credit Facility | Maximum | Term Loan Facility | LIBOR |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Stated interest rate, basis spread on variable rate |  |  |  |  | 1.80% |  |
4525 Main Street and Encore Apartments |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Increase long term debt |  |  | $ 1,500,000 |  |  |  |
Loan interest rate |  |  | 2.93% |  |  |  |
Long-term debt |  |  | $ 57,000,000.0 |  |  |  |
Nexton Square |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Repayments of long-term debt |  | $ 2,000,000.0 |  |  |  |  |
Long-term debt |  | $ 20,100,000 |  |  |  |  |
Floor interest rate |  | 0.25% |  |  |  |  |
Nexton Square | LIBOR |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Stated interest rate, basis spread on variable rate |  | 2.25% |  |  |  |  |
Delray Beach Plaza | Secured Debt |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Long-term debt | $ 14,500,000 |  |  |  |  |  |
Delray Beach Plaza | Secured Debt | LIBOR |  |  |  |  |  |  |
Indebtedness |  |  |  |  |  |  |
Stated interest rate, basis spread on variable rate | 3.00% |  |  |  |  |  |

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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