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Stockholders' Equity

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Stockholders' Equity

(5) Stockholders’ Equity

The changes in stockholders’ equity for the three and nine months ended September 30, 2017 and 2018 are as follows:

		Three months ended September 30,								Nine months ended September 30,
		2017				2018				2017				2018
Beginning balance		$	211,719,400			$	272,195,359			$	202,491,623			$	286,166,200
Issuance of common stock			—				29,888				—				29,888
Stock-based compensation			541,982				457,454				1,513,677				1,778,630
Purchase of treasury stock			(28,408	)			(17,093	)			(506,410	)			(13,600,895	)
Net income			6,070,204				2,631,776				17,462,221				4,389,196
Cash dividends			(1,286,010	)			(1,367,761	)			(3,857,060	)			(4,102,131	)
Other comprehensive loss			(1,180	)			—				(88,063	)			(731,265	)
Ending balance		$	217,015,988			$	273,929,623			$	217,015,988			$	273,929,623

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- Definition

The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-URI http://asc.fasb.org/topic&trid=2208762

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