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Capital Stock	12 Months Ended
	Dec. 31, 2017
Equity [Abstract]
Capital Stock	(9) Capital Stock As of December 31, 2017 and 2016, we had 24,088 authorized but unissued shares of preferred stock. In addition, as of December 31, 2017, 796,000 authorized but unissued shares of common stock have been reserved for future equity grants under our 2010 Equity Compensation Plan. During August 2016, our stockholders authorized an additional 7,000,000 shares of common stock, increasing our authorized shares of common stock from 35,000,000 to 42,000,000 authorized shares. Our stockholders also authorized an additional 1,200,000 shares of common stock that may be issued pursuant to our 2010 Equity Compensation Plan.

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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.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-URI http://asc.fasb.org/topic&trid=2208762

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