Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

Organization and Summary of Significant Accounting Policies [Abstract]

Summary of share-based compensation expense related to share-based awards

	December 31,
	2012		2011
Research and development	$	805	$	—
General and administrative		7,799		254
Share-based compensation expense included in operating expenses	$	8,604	$	254
Share-based compensation expense from:
Stock options	$	7,640	$	254
Restricted stock awards and restricted stock units		964		—
Share-based compensation expense included in operating expenses	$	8,604	$	254