Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Total revenues	$ 28,424	$ 4,011	$ 50,593	$ 10,655
Operating expenses:
Cost of sales	4,991	1,052	12,141	1,388
Research and development	33,538	66,440	69,122	126,507
Selling, general and administrative	53,855	40,214	106,889	71,755
Total operating expenses	92,384	107,706	188,152	199,650
Loss from operations	(63,960)	(103,695)	(137,559)	(188,995)
Interest and other income, net	4,021	1,828	6,005	5,199
Interest expense	(8,538)	(4,104)	(15,019)	(6,685)
Net loss	(68,477)	(105,971)	(146,573)	(190,481)
Net (income) loss attributable to noncontrolling interest	2,273	(223)	2,213	109
Net loss attributable to Portola	$ (66,204)	$ (106,194)	$ (144,360)	$ (190,372)
Net loss per share attributable to Portola common stockholders:
Basic and diluted	$ (0.97)	$ (1.61)	$ (2.14)	$ (2.90)
Shares used to compute net loss per share attributable to Portola common stockholders:
Basic and diluted	68,128,238	65,884,767	67,602,126	65,698,391
Product Revenue, Net
Revenues:
Total revenues	$ 27,164	$ 2,265	$ 47,526	$ 2,871
Collaboration and License Revenue
Revenues:
Total revenues	$ 1,260	$ 1,746	$ 3,067	$ 7,784