Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 138,951	$ 181,568
Short-term investments	178,013	281,589
Restricted cash	1,062	173
Trade and other receivables, net	5,849	3,750
Unbilled - collaboration and license revenue	9,880
Inventories	7,873	1,099
Prepaid expenses and other current assets	11,699	9,744
Total current assets	353,327	477,923
Property and equipment, net	5,236	5,217
Intangible assets	7,279	7,851
Long-term investments		71,076
Prepaid and other long-term assets	20,577	9,609
Total assets	386,419	571,676
Current liabilities:
Accounts payable	13,215	9,304
Accrued compensation and employee benefits	10,794	11,526
Accrued research and development	19,831	44,973
Accrued and other liabilities	11,516	3,552
Deferred revenue, current portion	1,847	11,169
Current portion of notes payable and long term debt	11,802
Total current liabilities	69,005	80,524
Notes payable, less current portion	48,298	50,565
Long term debt, less current portion	155,256	54,251
Long term obligation to collaborator, less current portion	6,881	8,000
Deferred revenue, long-term less current portion	4,488	18,798
Other long-term liabilities	11,924	10,045
Total liabilities	295,852	222,183
Commitments and contingencies (Note 10)
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 shares authorized; no shares issued and outstanding
Common stock, $0.001 par value, 150,000,000 and 100,000,000 shares authorized at December 31, 2018 and 2017; 66,617,724 and 65,296,643 shares issued and outstanding at December 31, 2018 and 2017, respectively	68	66
Additional paid-in capital	1,614,320	1,551,728
Accumulated deficit	(1,525,704)	(1,204,519)
Accumulated other comprehensive loss	(283)	(409)
Total Portola stockholders’ equity	88,401	346,866
Noncontrolling interest (SRX Cardio)	2,166	2,627
Total stockholders’ equity	90,567	349,493
Total liabilities and stockholders’ equity	$ 386,419	$ 571,676