The period of time for which no prepayment of debt allowed.

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Threshold maximum common stock price per share, to trigger prepayment of debt instrument, an option available to lender.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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Investments in Unconsolidated Joint Ventures - Additional information (Details) - USD ($)				1 Months Ended
	Feb. 28, 2020	Jan. 31, 2020	Jan. 15, 2020	Apr. 30, 2022	Oct. 31, 2021	Dec. 31, 2016	Sep. 30, 2022	Sep. 30, 2021
Schedule of Equity Method Investments [Line Items]
Equity Method Investments							$ 4,500,000
Fair Value Liability							$ 77,000	$ 272,000
Berkley JV \| Disposal Group, Held-for-sale or Disposed of by Sale, Not Discontinued Operations
Schedule of Equity Method Investments [Line Items]
Sale Price Of Property				$ 70,800,000
Gain on sale of real estate				9,000,000.0
Gain on sale of interest rate swap				$ 2,000,000.0
Berkley Loan
Schedule of Equity Method Investments [Line Items]
Purchase Price Of Property						$ 68,885,000
New 7-year Loan
Schedule of Equity Method Investments [Line Items]
Debt Instrument Period	5 years
Debt Instrument Prepayment Premium	$ 33,000,000.0
Debt Instrument, Term	7 years
Debt Instrument, Interest Rate, Effective Percentage	2.717%
Partner Loan
Schedule of Equity Method Investments [Line Items]
Debt Instrument, Face Amount		$ 5,900,000	$ 5,900,000		$ 10,500,000
Debt Instrument, Term		4 years			1 year
Debt Instrument, Interest Rate, Stated Percentage		7.00%			10.00%
Threshold Maximum Common Stock Price Per Share, To Trigger Prepayment Of Debt Instrument		$ 6.50
250 North 10th Loan
Schedule of Equity Method Investments [Line Items]
Purchase Price Of Property			137,750,000
Debt Instrument, Face Amount			$ 82,750,000
Debt Instrument, Term			15 years
Debt Instrument, Interest Rate, Stated Percentage			3.39%
Berkley JV
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage							50.00%
250 North 10th JV
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage		10.00%					10.00%