CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash Flows from Operating Activities:
Net Income (Loss)	$ 21,433	$ 19,982
Adjustments to reconcile net income (loss) to net cash provided by (used in) operations:
Loss (income) from discontinued operations	(139)	256
Depreciation and amortization	9,207	9,034
Provision for (reversal of) credit losses	17	0
(Gain) loss on commercial real estate transactions and other disposals, net	(4,296)	(23)
(Gain) loss on de-designated interest rate swap valuation adjustment	0	(3,675)
Share-based compensation expense	1,370	1,126
Loss (income) related to joint ventures, net of operating cash distributions	(1,025)	50
Changes in operating assets and liabilities:
Trade and other receivables	(1,524)	(486)
Prepaid expenses and other assets	(2,471)	(3,435)
Development/other property inventory	4,564	(2,925)
Accrued post-retirement benefits	(47)	(1,697)
Accounts payable	(58)	(1,242)
Accrued and other liabilities	(1,149)	(501)
Operating cash flows from continuing operations	25,882	16,464
Operating cash flows from discontinued operations	115	(403)
Net cash provided by (used in) operations	25,997	16,061
Cash Flows from Investing Activities:
Capital expenditures for property, plant and equipment	(4,169)	(3,746)
Proceeds from disposal of assets	3,468	184
Payments for purchases of investments in affiliates and other investments	(92)	(113)
Investing cash flows from continuing operations	(793)	(3,675)
Investing cash flows from discontinued operations	0	15,000
Net cash provided by (used in) investing activities	(793)	11,325
Cash Flows from Financing Activities:
Payments of notes payable and other debt and deferred financing costs	(16,560)	(15,441)
Borrowings (payments) on line-of-credit agreement, net	(7,000)	9,000
Cash dividends paid	(16,524)	(16,447)
Repurchases of common stock and other payments	(1,240)	(2,332)
Financing cash flows from continuing operations	(41,324)	(25,220)
Financing cash flows from discontinued operations	0	0
Net cash provided by (used in) financing activities	(41,324)	(25,220)
Cash, Cash Equivalents, and Restricted Cash
Net increase (decrease) in cash, cash equivalents, and restricted cash	(16,120)	2,166
Balance, beginning of period	33,672	13,753
Balance, end of period	17,552	15,919
Other Cash Flow Information:
Interest paid, net of capitalized interest, for continuing operations	3,026	4,470
Income tax payments/(refunds), net	6	0
Reconciliation of cash, cash equivalents, and restricted cash
Cash and cash equivalents, beginning of period	33,436	13,517
Restricted cash, beginning of period	236	236
Balance, beginning of period	33,672	13,753
Cash and cash equivalents, end of period	16,855	15,683
Restricted cash, end of period	697	236
Balance, end of period	17,552	15,919
Continuing Operations
Noncash Investing and Financing Activities from continuing operations:
Capital expenditures included in accounts payable and accrued and other liabilities	1,988	1,907
Finance lease liabilities arising from obtaining ROU assets	1,547	0
Dividends declared but unpaid at end of period	16,946	16,501
Increase (decrease) in other receivables from investments in affiliates	$ 2,084	$ 0