Consolidated Statements of Changes in Stockholders' Equity (USD $)	Total	Common Shares	Paid in Capital	Retained Earnings (Deficit)
Balance at Dec. 31, 2010	$ 74,292,428	$ 209,440	$ 99,347,837	$ (25,264,849)
Balance, shares at Dec. 31, 2010		10,472,010
Shares issued for vested employee restricted stock units	2,676	2,676	(2,676)
Shares issued for vested employees restricted stock units, shares		133,809
Shares issued for settlement of vested director restricted stock units	125	125	(125)
Shares issued for settlement of vested director restricted stock units, shares	6,270	6,270
Option exercises	48,120	177	47,943
Option exercises, shares	8,862	8,862
Stock based compensation, net	1,731,877		1,731,877
Stock repurchases	(448,521)	(1,001)	(447,520)
Stock repurchases, shares	(50,060)	(50,060)
Net income (loss)	1,886,427			1,886,427
Balance at Dec. 31, 2011	77,510,331	211,417	100,677,336	(23,378,422)
Balance, shares at Dec. 31, 2011		10,570,891
Shares issued for vested employee restricted stock units	2,671	2,671	(2,671)
Shares issued for vested employees restricted stock units, shares		133,518
Shares issued for settlement of vested director restricted stock units	1,448	1,448	(1,448)
Shares issued for settlement of vested director restricted stock units, shares	72,410	72,410
Option exercises		116	(116)
Option exercises, shares	8,862	5,824
Stock based compensation, net	1,329,871		1,329,871
Stock repurchases, shares	0
Net income (loss)	(4,283,582)			(4,283,582)
Balance at Dec. 31, 2012	74,556,620	215,652	102,002,972	(27,662,004)
Balance, shares at Dec. 31, 2012		10,782,643
Shares issued for vested employee restricted stock units	2,499	2,499	(2,499)
Shares issued for vested employees restricted stock units, shares		124,936
Option exercises	46,437	177	46,260
Option exercises, shares	8,862	8,862
Stock based compensation, net	670,960		670,960
Stock repurchases, shares	0
Net income (loss)	17,596,942			17,596,942
Balance at Dec. 31, 2013	$ 92,870,959	$ 218,328	$ 102,717,693	$ (10,065,062)
Balance, shares at Dec. 31, 2013		10,916,441