CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenues:
Event-related	$ 109	$ 119
Other	7	7
Total revenues	116	126
Expenses:
Operating and marketing	1,054	1,100
General and administrative	1,911	1,970
Depreciation	825	837
Total expenses	3,790	3,907
Operating loss	(3,674)	(3,781)
Interest expense, net	(275)	(401)
Provision for contingent obligation	22	40
Other income	139
Loss before income taxes	(3,788)	(4,142)
Income tax benefit	1,509	1,519
Net loss	(2,279)	(2,623)
Unrealized gain on available-for-sale securities, net of income taxes	17	23
Change in net actuarial loss and prior service cost, net of income taxes	14	12
Comprehensive loss	$ (2,248)	$ (2,588)
Net loss per common share:
Basic (in dollars per share)	$ (0.06)	$ (0.07)
Diluted (in dollars per share)	$ (0.06)	$ (0.07)