SUPPLEMENTAL QUARTERLY INFORMATION (UNAUDITED)

The following table represents the significant items for the results of operations on a quarterly basis for the years ended December 31, 2015 and 2014:



	Three Months Ended March 31, 2015			Three Months Ended June 30, 2015			Three Months Ended September 30, 2015			Three Months Ended December 31, 2015
Revenues	$	230,918		$	373,762		$	394,856		$	387,808
Gross profit (loss)	(16,195		)	15,907			4,405			106,426
Selling, general, and administrative expenses including research and development expense	20,535			19,749			21,995			27,969
Impairment of goodwill	—			—			—			175,028
Loss from operations	(36,730		)	(3,842		)	(17,590		)	(96,571		)
Other income (expense), net	(2,471		)	972			869			(5,048		)
Net loss attributable to the Company	(38,107		)	(2,001		)	(15,675		)	(95,609		)
Net loss per share attributable to common stockholders - basic	(0.86		)	(0.05		)	(0.36		)	(2.18		)
Net loss per share attributable to common stockholders - diluted	(0.86		)	(0.05		)	(0.36		)	(2.18		)



	Three Months Ended March 31, 2014			Three Months Ended June 30, 2014			Three Months Ended September 30, 2014			Three Months Ended December 31, 2014
Revenues	$	219,040		$	332,918		$	384,258		$	337,615
Gross profit	11,564			15,151			22,715			111,182
Selling, general, and administrative expenses including research and development expense	13,527			15,627			16,707			29,244
Income (loss) from operations	(1,963		)	(476		)	6,008			81,938
Other income (expense), net	(503		)	(436		)	(1,684		)	3,226
Net income (loss) attributable to the Company	(2,359		)	11,007			4,572			69,391
Net income (loss) per share attributable to common stockholders - basic	(0.05		)	0.27			0.11			1.61
Net income (loss) per share attributable to common stockholders - diluted	(0.06		)	0.27			0.11			1.61

The results of operations for the three months ended December 31, 2015 reflect a goodwill impairment of $175,028 (before tax) and net benefit from the reinstatement of the BTC of $95,008. Refer to Note 2 for more details. The results of operations for the three months ended December 31, 2014 reflected the net benefit from the reinstatement of the BTC of $78,781.