Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues:
Total revenues	$ 36,799	$ 14,177	$ 87,392	$ 24,832
Operating expenses:
Cost of sales	2,684	4,292	14,825	5,680
Research and development	25,647	40,237	94,769	166,744
Selling, general and administrative	52,050	38,792	158,939	110,547
Total operating expenses	80,381	83,321	268,533	282,971
Loss from operations	(43,582)	(69,144)	(181,141)	(258,139)
Interest and other income, net	1,953	3,924	7,958	9,123
Interest expense	(7,998)	(5,957)	(23,017)	(12,642)
Net loss	(49,627)	(71,177)	(196,200)	(261,658)
Net (income) loss attributable to noncontrolling interest	0	(126)	2,213	(17)
Net loss attributable to Portola	$ (49,627)	$ (71,303)	$ (193,987)	$ (261,675)
Net loss per share attributable to Portola common stockholders:
Basic and diluted (in dollars per share)	$ (0.68)	$ (1.08)	$ (2.79)	$ (3.97)
Shares used to compute net loss per share attributable to Portola common stockholders:
Basic and diluted (in shares)	73,017,609	66,165,104	69,427,124	65,855,672
Product revenue, net
Revenues:
Total revenues	$ 35,743	$ 7,176	$ 83,269	$ 10,047
Collaboration and license revenue
Revenues:
Total revenues	$ 1,056	$ 7,001	$ 4,123	$ 14,785