Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2015

The following table sets forth the numerator and denominator used in the computation of basic and diluted earnings per share (“EPS”):


	Three Months Ended June 30,						Six Months Ended June 30,
	2015			2014			2015			2014
Numerator:
Net income (loss) attributable to common stockholders	$	1,025		$	(6,655	)	$	(8,247	)	$	(20,078	)

Denominator:
Number of shares outstanding, end of period:
Class A common stock		39,927			39,450			39,927			39,450
Class B common stock		988			988			988			988
Unvested restricted stock		(156	)		(126	)		(156	)		(126	)
Effect of weighted average shares outstanding during period		(312	)		(317	)		(327	)		(360	)

Weighted average number of common shares used in basic EPS		40,447			39,995			40,432			39,952

Impact of potentially dilutive securities:
Dilutive effect of options and restricted stock units		399			—			—			—

Weighted average number of common shares used in diluted EPS		40,846			39,995			40,432			39,952

Antidilutive potentially issuable shares not included in the diluted EPS calculations		793			2,003			2,271			2,003