Financing Activity - Timing of Principal Payments and Terms of Mortgage Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Total
Carrying value of mortgage notes payable	$ 740,167	$ 749,396
Mortgage Loan
Total
Less: Unamortized debt issuance costs	1,700	$ 2,100
Mortgage Loan \| Consolidated Properties
Principal Amortization
April 1 through December 31, 2023	6,438
2024	6,405
2025	4,406
2027 and thereafter	0
Total principal payments	17,249
Balloon Payments
April 1 through December 31, 2023	394,315
2024	118,994
2025	211,346
2027 and thereafter	0
Total principal payments	724,655
Total
April 1 through December 31, 2023	400,753
2024	125,399
2025	215,752
2027 and thereafter	0
Total principal payments	741,904
Less: Unamortized debt issuance costs	1,737
Carrying value of mortgage notes payable	$ 740,167

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Long term debt balloon payment maturities repayments of principal remainder of fiscal year.

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Long term debt maturities repayments of principal in after year four.

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Long term debt principal maturities repayments of principal in year after four.

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Long term debt principal maturities repayments of principal remainder of fiscal year.

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Long-term Debt, Balloon Payment

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Long-term Debt, Balloon Payment Maturities, Repayments of Principal in Next Twelve Months

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Long-term Debt, Balloon Payment Maturities, Repayments of Principal in Year Two

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Long-term Debt, Balloon Payments, Fiscal Year Maturity [Abstract]

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Long-term Debt, Principal Maturities, Repayments of Principal in Year Two

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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