Consolidated Statements Of Cash Flow (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Cash flows from operating activities:
Net loss	$ (330,308)	$ (35,905)	$ (130,848)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	15,839	13,657	16,112
Loss on disposition of property, plant and equipment	294
Loss attributed to casualty loss of real estate	998
Stock-based compensation	8,452	5,159	8,712
Equity in loss of unconsolidated joint ventures	93	4,308	122
Deferred income tax (benefit) expense	(53,497)	(23,990)	(20,672)
Impairment losses	377,325	4,799	113,039
Pension charges	5,871	4,138	46,042
Cost of operating properties sold	10,444	6,321	58,695
Expenditures for operating properties	(28,296)	(14,782)	(15,841)
Changes in operating assets and liabilities:
Notes receivable	1,370	7,513	6,625
Other assets	4,543	(3,575)	8,399
Accounts payable and accrued liabilities	(20,165)	(15,968)	(9,566)
Income taxes payable/ (receivable)	(2,802)	64,637	(30,084)
Net cash (used in) provided by operating activities	(9,839)	16,312	50,735
Cash flows from investing activities:
Purchases of property, plant and equipment	(2,426)	(1,282)	(2,538)
Proceeds from the disposition of assets	328	120	2,221
Distributions from unconsolidated affiliates		650	535
Investments in unconsolidated affiliates	(40)
Net cash (used in) provided by investing activities	(2,138)	(512)	218
Cash flows from financing activities:
Repayments of other long term debt	(227)
Distributions to minority interest partner	(141)	(19)	(1,578)
Distributions to unconsolidated affiliates for repayment of debt	(4,434)
Proceeds from exercises of stock options	100	5,083	718
Excess (reduction in) tax benefits from stock-based compensation	55	463	(801)
Taxes paid on behalf of employees related to stock-based compensation	(4,812)	(1,307)	(957)
Net cash (used in) provided by financing activities	(9,459)	4,220	(2,618)
Net (decrease) increase in cash and cash equivalents	(21,436)	20,020	48,335
Cash and cash equivalents at beginning of year	183,827	163,807	115,472
Cash and cash equivalents at end of year	162,391	183,827	163,807
Cash paid during the year for:
Interest	8,329	4,505	284
Income taxes (received) paid, net	1,988	(65,061)	(34,160)
Capitalized interest	243	245	44
Non-cash financing and investment activities:
Issuance of restricted stock, net of forfeitures	2,236	4,459	(713)
Forgiveness of debt in connection with sale of marina/condominium project			(5,478)
Decrease in notes receivable related to take back of real estate inventory			(399)
Notes receivable written-off in connection with sales transactions			(13,347)
Decrease in note payable satisfied by deed of land and land improvements			(3,450)
Net increase in Community Development District Debt	1,016	539	(1,023)
(Decrease) in pledged treasury securities related to defeased debt	$ (1,982)	$ (1,824)	$ (1,805)