v3.3.0.814

Net loss per share attributable to common stockholders (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Numerator:
Net loss attributable to common stockholders, basic and diluted	$ (4,819)	$ (3,815)	$ (18,638)	$ (12,997)
Denominator:
Weighted average common stock, basic and diluted (in shares)	37,041	35,881	36,722	35,619
Net loss per share attributable to common stockholders:
Basic and diluted (in dollars per share)	$ (0.13)	$ (0.11)	$ (0.51)	$ (0.36)

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- Definition

The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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- Definition

Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).

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- Definition

Net income after adjustments for dividends on common stock (declared in the period) and/or cumulative common stock (accumulated for the period), used for calculating basic and diluted earnings per share.

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