RESEARCH & DEVELOPMENT (TABLES)

3 Months Ended

Mar. 31, 2012

Notes To Consolidated Financial Statement Abstract

Research And Development Expense Detail Table Text Block

	Three Months Ended
	March 31,		March 31,
	2012		2011
Ongoing research and development costs	$	12,127	$	6,868
Payments related to strategic collaborations		39,006		7,000
Share-based compensation expense		697		405
Total research and development	$	51,830	$	14,273