Net Loss per Share Attributable to Common Stockholders (Tables)

6 Months Ended

Jun. 30, 2018

Schedule of Basic and Diluted Net Loss Per Share

The following table sets forth the computation of the Company’s basic and diluted net loss per share attributable to common stockholders (in thousands, except per share amounts):



	Three Months Ended June 30,						Six Months Ended June 30,
	2018			2017			2018			2017

Numerator:
Net loss	$	(45,677	)	$	(63,475	)	$	(63,393	)	$	(123,007	)
Less: noncumulative dividends to preferred stockholders	—			—			—			—
Less: undistributed earnings to participating securities	—			—			—			—
Net loss attributable to common stockholders-basic	(45,677		)	(63,475		)	(63,393		)	(123,007		)
Add: adjustments to undistributed earnings to participating securities	—			—			—			—
Net loss attributable to common stockholders-diluted	$	(45,677	)	$	(63,475	)	$	(63,393	)	$	(123,007	)
Denominator:
Weighted average shares of common stock-basic	10,536			10,209			10,470			10,176
Effect of potentially dilutive stock options	—			—			—			—
Weighted average shares of common stock-diluted	10,536			10,209			10,470			10,176
Net loss per share attributable to common stockholders:
Basic and diluted	$	(4.34	)	$	(6.22	)	$	(6.05	)	$	(12.09	)

Schedule of Antidilutive Securities Excluded from Computation of Diluted Net Loss Per Share

The following common stock equivalents (in thousands) were excluded from the computation of diluted net loss per share for the periods presented because including them would have been antidilutive:



	Three Months Ended June 30,		Six Months Ended June 30,
	2018	2017	2018	2017

Convertible and non-convertible redeemable preferred stock	85,945	85,009	85,945	85,009
Stock options to purchase common stock	2,148	3,091	2,148	3,091
Convertible redeemable preferred stock warrants	60	60	60	60
Convertible redeemable common stock warrants	312	312	312	312
Total	88,465	88,472	88,465	88,472