Unaudited Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Operating Activities
Net income	$ 630	$ 233
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	923	875
Amortization of premium/discount of marketable securities	232	206
Equity in (earnings) losses of unconsolidated joint ventures, net	(409)	359
Non-cash retirement plan expense	162	113
Gains on sales of real estate/assets	0	(137)
Amortization of stock compensation expense	629	1,052
Changes in operating assets and liabilities:
Receivables, inventories and other assets, net	2,488	(849)
Current liabilities, net	(1,088)	(4,901)
Net cash provided by (used in) operating activities	3,567	(3,049)
Investing Activities
Maturities and sales of marketable securities	7,189	2,852
Funds invested in marketable securities	(8,320)	(7,834)
Property and equipment expenditures	(3,718)	(3,654)
Investment in long term term water assets	(121)	0
Investment in unconsolidated joint ventures	(900)	(3,804)
Other	10	72
Net cash used in investing activities	(5,860)	(12,368)
Financing Activities
Repayments of long-term debt	(9)	(9)
Proceeds from exercise of stock options	211	123
Taxes on vested stock grants	(845)	(1,124)
Net cash used in financing activities	(643)	(1,010)
Decrease in cash and cash equivalents	(2,936)	(16,427)
Cash and cash equivalents at beginning of year	7,219	18,372
Cash and cash equivalents at end of period	4,283	1,945
Supplemental cash flow information
Accrued capital expenditures included in current liabilities	$ 2,170	$ 577