Balance Sheet Components

3 Months Ended

Mar. 31, 2015

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Balance Sheet Components

3. Balance Sheet Components

Prepaid expenses and other current assets (in thousands)

	March 31,		December 31,
	2015		2014
Preclinical and clinical (1)	$	3,669	$	2,216
Other		517		182
Total	$	4,186	$	2,398

⁽¹⁾ A substantial majority of these prepayments consist of advances to our contract manufacturers.

Accrued Liabilities (in thousands)

	March 31,		December 31,
	2015		2014
Payroll and related	$	1,143	$	1,737
Preclinical and clinical		5,489		3,259
Professional services		188		411
Other		399		259
Total	$	7,219	$	5,666