Immaterial Restatement Of Prior Period Financial Statements (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Changes and Error Corrections [Abstract]

Schedule of Error Corrections and Prior Period Adjustments

Restatement of Consolidated Balance Sheet as of December 31, 2016:

	As Previously Reported			As Restated
Additional paid-in capital	$	640,166		$	648,384
Accumulated deficit	$	(402,641	)	$	(410,859	)
Total stockholders’ equity	$	236,026		$	236,026

Restatement of Consolidated Statements of Operations for the years ended December 31, 2016 and 2015:

	Year Ended December 31,
	2016						2015
	As Previously Reported			As Restated			As Previously Reported			As Restated
Operating costs and expenses:
Selling, general and administrative	$	87,347		$	88,418		$	86,514		$	88,064
Research and development	58,936			59,123			50,766			51,073
Total operating costs and expenses	208,072			209,330			203,288			205,145
Loss from operations	(61,628		)	(62,886		)	(40,732		)	(42,589		)
Loss before income taxes	(70,825		)	(72,083		)	(50,379		)	(52,236		)
Net loss	$	(68,512	)	$	(69,770	)	$	(50,785	)	$	(52,642	)
Net loss per share:
Basic	$	(0.94	)	$	(0.96	)	$	(0.78	)	$	(0.81	)
Diluted	$	(0.94	)	$	(0.96	)	$	(0.78	)	$	(0.81	)

Restated Consolidated Statements of Comprehensive Loss for the years ended December 31, 2016 and 2015:

	Year Ended December 31,
	2016						2015
	As Previously Reported			As Restated			As Previously Reported			As Restated
Net loss	$	(68,512	)	$	(69,770	)	$	(50,785	)	$	(52,642	)
Total comprehensive loss	$	(64,772	)	$	(66,030	)	$	(55,254	)	$	(57,111	)