Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net loss	$ (1,522)	$ (1,976)
Adjustments to reconcile net loss to net cash used in operating activities:
Equity in Yucaipa AEC loss (earnings)	9	(1)
Gain on sale of investment		(15)
Increase (decrease) in cash from changes in working capital items:
Prepaid expenses and other current assets	58	138
Accounts payable	(15)	(62)
Accrued expenses and other current liabilities	(6)	(3)
Net cash used in operating activities	(1,476)	(1,919)
Cash flows from investing activities:
Proceed from sale of investment		73
Net cash provided by investing activities		73
Net cash provided by financing activities
Net decrease in cash and cash equivalents	(1,476)	(1,846)
Cash and cash equivalents, beginning of period	8,779	10,625
Cash and cash equivalents, end of period	7,303	8,779
Cash paid during the period for:
Income taxes	$ 3	$ 3