Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

Weighted Average Securities Excluded from Diluted Net Loss Per Share

The weighted average of these potentially dilutive securities has been excluded from the diluted net loss per share calculation and is as follows (in thousands):

	Year Ended December 31,
	2012		2011		2010
Stock options		13,970		11,338		9,338
Convertible subordinated notes		—		9,989		9,989
Total		13,970		21,327		19,327