Debt (Tables)

3 Months Ended

Mar. 31, 2013

Debt

Schedule of carrying amount and fair value of Convertible Notes

The carrying amount and fair value of our convertible notes are as follows (in thousands):

	March 31, 2013				December 31, 2012
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Pfizer convertible subordinated note due 2014	$	9,159	$	18,784	$	9,033	$	13,573
4.75% convertible senior notes due 2015	328,354		1,079,915		322,043		798,040
	$	337,513	$	1,098,699	$	331,076	$	811,613