CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash Flows from Operating Activities
Total Net Loss	$ (921,000)	$ (6,943,000)
Adjustments to reconcile net loss to net cash used in operating activities
Investment impairment expense		6,683,000
Net realized and unrealized gain on investments	(9,000)	(51,000)
Equity income recorded	(298,000)	(539,000)
Cash distributions received from West Valley	750,000	500,000
Depreciation and amortization	80,000	79,000
Class A Units / stock-based compensation expense	16,000	27,000
Changes in assets:
Receivables and other	84,000	(154,000)
Changes in liabilities:
Accounts payable and accrued liabilities	(231,000)	14,000
Environmental remediation expenditures	(7,000)	(4,000)
Net cash flows used in operating activities	(536,000)	(388,000)
Cash Flows from Investing Activities
Purchase of investments	(12,000)	(19,000)
Maturities of investments	500,000
Net cash flows provided by (used in) investing activities	488,000	(19,000)
Net Changes in Cash and Cash Equivalents	(48,000)	(407,000)
Cash and Cash Equivalents at Beginning of Year	804,000	768,000
Cash and Cash Equivalents at End of Period	756,000	361,000
Supplemental disclosure of Cash Flow Information
Cash paid during the period for income taxes	$ 200	$ 800