CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (49,802)	$ (14,072)	$ (21,759)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Provision (benefit) for deferred income taxes	28,033	(9,251)	1,466
Depreciation and amortization	1,551	1,699	1,726
Bad debt expense	1,864	501	807
Stock based compensation expense (including restricted stock awards)	4,536	4,678	4,511
(Gain) loss on sale or impairment of investments	(23,157)	(18,515)	6,756
Impairment losses on water assets and real estate	21,404	10,316	12,378
Equity in loss of unconsolidated affiliate	5,293	3,717	277
Changes in assets and liabilities, net of effects of acquisitions:
Notes and other receivables	690	5,657	10,705
Real estate and water assets	4,722	(57,280)	(35,777)
Federal, foreign and state income taxes	613	9,003	(4,268)
Other assets	(2,309)	839	(685)
Unpaid losses and loss adjustment expenses	476	(1,359)	(3,598)
Deferred compensation	(1,563)	6,990	3,400
Other liabilities	1,470	(2,206)	(5,666)
Excess tax benefits from stock based payment arrangements		(709)
All other operating activities	(1,128)	585	1,505
Cash used in operating activities	(7,307)	(59,407)	(28,222)
Proceeds from the sale of available-for-sale investments:
Debt securities	6,228	5,273	2,743
Equity securities	74,892	51,992	26,015
Proceeds from maturity of available-for-sale investments	7,799	23,968	1,531
Purchases of available-for-sale investments:
Debt securities	(8,948)	(15,218)	(22,337)
Equity securities	(7,805)	(35,260)	(8,980)
Real estate and water asset capital expenditure			(242)
Purchases of property and equipment	(91,868)	(6,874)
All other investing activities	(102)	9	(208)
Cash provided by (used in) investing activities	(19,804)	23,890	(1,478)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock, net of expenses			95,731
Debt issuance costs	(4,309)
Repayment of debt	(9,143)	(2,958)	(16,303)
Proceeds from debt	51,520		5,417
Excess tax benefits from stock based payment arrangements		709
Cash provided by (used in) financing activities	38,068	(2,249)	84,845
Effect of exchange rate changes on cash	(169)	(2,020)	3,084
Net increase (decrease) in cash and cash equivalents	10,788	(39,786)	58,229
Cash and cash equivalents, beginning of year	114,759	154,545	96,316
Cash and cash equivalents, end of year	125,547	114,759	154,545
Cash paid during the year for:
(Refund) payment of federal, foreign and state income taxes	178	(9,235)	(26,537)
Interest paid	2,954	2,077	967
Non-cash investing and financing activities:
Mortgage incurred to purchase real estate	5,276	5,372	5,255
Unpaid liability incurred for construction costs	8,808
Increase in assets from business combination		18,447
Increase in liabilities from business combination		$ 10,001