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Stockholder's Equity	3 Months Ended
	Mar. 31, 2018
Stockholders' Equity Note [Abstract]
Stockholder's Equity	11. Stockholder's Equity  Stock-Based Compensation The Company has a stock-based incentive plan that is administered by the Compensation Committee of the Board of Directors. Refer to Note 14 of the Notes to Consolidated Financial Statements included in the 2017 Form 10-K for further information. During the three months ended March 31, 2018 and 2017, the Company awarded, subject to vesting restrictions, a total of 327,451 and 63,839 common stock awards, respectively. The Company recorded stock-based compensation expense of $0.6 million and $0.6 million for the three months ended March 31, 2018 and 2017, respectively. At March 31, 2018 and 2017, total unrecognized compensation cost related to unvested common stock awards was $5.6 million and $1.7 million, respectively. This cost is expected to be recognized over a weighted average period of 2.71 years. At March 31, 2018, there were 0.2 million shares of common stock covered by outstanding unvested common stock.

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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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