Commitments and Contingencies (Details) (USD $)	12 Months Ended						12 Months Ended					12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Sports Authority of the County of Wilson (Tennessee)	Dec. 31, 2012 Sports Authority of the County of Wilson (Tennessee)	Dec. 31, 2013 Change in control, severance and noncompete payments and benefits	Dec. 31, 2013 Excise tax under excess parachute payment	Dec. 31, 2013 Variable Rate Tax Exempt Infrastructure Revenue Bonds, Series 1999 Sports Authority of the County of Wilson (Tennessee)	Sep. 30, 1999 Variable Rate Tax Exempt Infrastructure Revenue Bonds, Series 1999 Sports Authority of the County of Wilson (Tennessee)	Dec. 31, 2013 Variable Rate Tax Exempt Infrastructure Revenue Bonds, Series 1999 Minimum Sports Authority of the County of Wilson (Tennessee)	Dec. 31, 2013 Variable Rate Tax Exempt Infrastructure Revenue Bonds, Series 1999 Maximum Sports Authority of the County of Wilson (Tennessee)	Dec. 31, 2013 Nashville Superspeedway Variable Rate Tax Exempt Infrastructure Revenue Bonds, Series 1999	Dec. 31, 2012 Nashville Superspeedway Variable Rate Tax Exempt Infrastructure Revenue Bonds, Series 1999	Dec. 31, 2011 Nashville Superspeedway Variable Rate Tax Exempt Infrastructure Revenue Bonds, Series 1999
Commitments and Contingencies
Rental payments charged to operations	$ 44,000	$ 52,000	$ 96,000
Commitments and Contingencies
Debt issued									25,900,000
Outstanding amount of debt								18,800,000
Annual principal payments										800,000	1,600,000
Irrevocable direct-pay letter of credit issued								19,115,000
Balance available in the sales and incremental property tax fund				1,908,000	1,758,000
Amount paid into the sales and incremental property tax fund				969,000
Deduction from the sales and incremental property tax fund for principal and interest payments				819,000
Provision for contingent obligation	(91,000)	(321,000)	2,250,000											2,250,000
Decrease in the provision for contingent obligation due to changing interest rates												91,000	316,000
Reserve of contingent obligation	1,843,000	1,934,000										1,843,000
Maximum contingent liability, minimum						7,700,000	1,100,000
Maximum contingent liability, maximum						$ 9,500,000	$ 2,900,000
Percentage of monthly amount paid in consideration of non-compete covenants							50.00%