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Financing Arrangements (Tables)

9 Months Ended

Sep. 30, 2015

Debt Disclosure [Abstract]

Summary of carrying values and coupon rates on financing arrangements

The carrying values and the fixed contractual coupon rates of the Company's financing arrangements as of September 30, 2015 and December 31, 2014 were as follows (in thousands):

	September 30, 2015				December 31, 2014
2019 Convertible Senior Notes
Principal amount outstanding	$	245,000			$	245,000
Unamortized discount	(42,049		)		(49,092		)
Net carrying amount	202,951				195,908
Convertible notes payable, Viking Therapeutics, Inc.	—				334
Total notes payable	$	202,951			$	196,242

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

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