CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($)	Total	Class A Common Stock [Member]	Common Stock [Member]	Additional Paid In Capital [Member]	Retained Earnings [Member]
Beginning Balances at Dec. 31, 2017	$ 55,692,248		$ 12,725	$ 334,878,779	$ (279,199,256)
Increase (Decrease) in Stockholders' Equity
Net income	(26,778,161)		0	0	(26,778,161)
Stock Issued During Period Value Share Based Compensation	0		35	(35)	0
Class A common shares sold directly to employees	199,997		83	199,914	0
Stock Repurchased And Retired During Period Value	(165,423)		(70)	(165,353)	0
Amortization of stock based compensation	5,960		0	5,960	0
Ending Balances at Dec. 31, 2018	28,954,621		$ 12,773	334,919,265	(305,977,417)
Common Stock Shares Outstanding, Beginning Balance at Dec. 31, 2017			12,660,627
Increase (Decrease) in Stockholders' Equity
Shares Sold to Employees			83,332
Stock Issued During Period Shares Share Based Compensation		35,000	35,000
Stock Repurchased and Retired During Period, Shares			(69,690)
Common Stock Shares Outstanding, Ending Balance at Dec. 31, 2018		12,709,269	12,709,269
Increase (Decrease) in Stockholders' Equity
Net income	14,014,696		$ 0	0	14,014,696
Stock Repurchased And Retired During Period Value	(2,277,607)		(1,100)	(2,276,507)	0
Ending Balances at Dec. 31, 2019	$ 40,691,710		$ 11,673	$ 332,642,758	$ (291,962,721)
Increase (Decrease) in Stockholders' Equity
Stock Issued During Period Shares Share Based Compensation		0
Stock Repurchased and Retired During Period, Shares			(1,100,714)
Common Stock Shares Outstanding, Ending Balance at Dec. 31, 2019		11,608,555	11,608,555