Income Taxes (Deferred Tax Assets And Liabilities) (Details) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Income Taxes [Abstract]
Vacation accrual	$ 79,600	$ 73,300
Player rewards program accrual	191,600	202,100
Stock options and stock appreciation rights	256,300	404,300
Tax depreciation greater than book depreciation	(2,408,400)	(2,254,200)
Deferred gain on sale of land	(453,800)	(104,000)
Other	(7,200)	(28,000)
Net long-term deferred tax (liabilites) assets	$ (2,341,900)	$ (1,706,500)