Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2011

Accounting Policies

Potential gross common equivalent shares

		At June 30,
		2011		2010
		(in thousands, except per share amounts)
Stock options			20,589		20,993
	Weighted-average exercise price (per share)	$	32.43	$	32.07
Convertible senior subordinated notes			8,192		—
	Conversion price (per share)	$	48.83		n/a
Unvested restricted stock and restricted stock units			1,971		1,871

Schedule of product revenues allowances and reserve categories

		Trade Allowances			Rebates, Chargebacks and Discounts		Product Returns		Other Incentives		Total
		(in thousands)
Balance at March 31, 2011		$	—		$	—	$	—	$	—	$	—
	Provision related to second quarter of 2011 sales		2,782			3,744		76		1,416		8,018
	Payments (credits)		(19	)		—		—		—		(19	)
Balance at June 30, 2011		$	2,763		$	3,744	$	76	$	1,416	$	7,999