CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities
Net income	$ 5,278,000	$ 232,000
Adjustments to reconcile net income to net cash used in operating activities:
Stock-based compensation	9,000	0
Changes in operating assets and liabilities:
Prepaid expenses	(10,000)	(14,000)
Accounts payable and accrued expenses	320,000	(1,000)
Net cash provided by operating activities	5,597,000	217,000
Net change in cash	5,597,000	217,000
Cash, beginning of period	13,840,000	13,509,000
Cash, end of period	19,437,000	13,726,000
Supplemental disclosure of cash flow information:
Interest paid	0	0
Income taxes paid	$ 0	$ 0