RIVIERA BLACK HAWK ACQUISITION (Details) (USD $)	3 Months Ended								12 Months Ended			0 Months Ended	12 Months Ended										0 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Apr. 26, 2012 Riviera Black Hawk	Dec. 31, 2013 Riviera Black Hawk	Dec. 31, 2012 Riviera Black Hawk	Dec. 31, 2011 Riviera Black Hawk	Sep. 29, 2011 Riviera Black Hawk	Apr. 26, 2012 Riviera Black Hawk Customer list	Apr. 26, 2012 Riviera Black Hawk Trade name	Apr. 26, 2012 Riviera Black Hawk Land	Apr. 26, 2012 Riviera Black Hawk Site improvements	Apr. 26, 2012 Riviera Black Hawk Building improvements	Apr. 26, 2012 Riviera Black Hawk Furniture and equipment	Apr. 26, 2012 Riviera Black Hawk Second Amended and Restated Credit Agreement
RIVIERA BLACK HAWK ACQUISITION
Acquisition deposit											$ 3,800,000				$ 3,800,000
Purchase Price																76,000,000
Payment of purchase price, net of deposit												72,200,000
Net working capital available after payment of indebtedness												2,100,000
Amount borrowed under acquisition										77,760,000	15,180,000												72,300,000
Amount of purchase price escrowed to secure Seller's indemnification obligations												2,280,000
Period for which purchase price is escrowed												1 year
Consideration
Cash consideration												75,885,000
Liabilities assumed by the Company												3,505,000
Working capital adjustment												604,000
Total consideration												79,994,000
Tangible Assets:
Current assets												6,241,000
Total tangible assets												35,908,000							8,700,000	30,000	15,200,000	5,737,000
Intangible Assets:
Amount of goodwill recorded	25,110,810				25,110,810				25,110,810	25,110,810		25,110,000	25,100,000
Total intangible assets												37,190,000					10,490,000	1,590,000
Deferred tax asset												6,896,000
Total assets												79,994,000
Acquisition cost										2,155,521	973,607		0	2,200,000	1,000,000
Net revenue and operating income included in the entity's consolidated income statement
Net revenues	44,504,140	48,989,479	49,651,094	45,604,637	41,903,782	46,028,226	42,471,150	32,899,260	188,749,350	163,302,418	134,529,379			29,678,000
Income from operations	4,162,787	8,939,070	10,168,469	7,184,908	2,868,688	6,877,762	3,384,433	2,852,275	30,455,234	15,983,158	9,770,235			6,350,000
Pro forma (unaudited) consolidated results of operations
Net revenues														183,043,000	180,185,000
Income from operations														17,516,000	15,919,000
Net income														$ 9,542,000	$ 8,499,000
Basic earnings per share (in dollars per share)														$ 0.59	$ 0.53
Diluted earnings per share (in dollars per share)														$ 0.59	$ 0.52