Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2011

Summary of Significant Accounting Policies [Abstract]

Earnings per Share

	For the Three Months				For the Nine Months
	Ended September 30,				Ended September 30,
(in thousands, except per share data)	2011		2010		2011		2010
Net income available to common stockholders	$	104,185	$	67,629	$	355,624	$	124,499
Effect of assumed conversions		—		—		—		—
Net income available to common stockholders and assumed conversions	$	104,185	$	67,629	$	355,624	$	124,499
Average common shares outstanding-basic		3,747,381		3,689,245		3,742,309		3,686,312
Dilutive effect of equity instruments		2,759,989		2,680,586		2,758,510		2,674,778
Average common shares outstanding-diluted		6,507,370		6,369,831		6,500,819		6,361,090
Net income per common share
Basic	$	0.03	$	0.02	$	0.10	$	0.03
Diluted	$	0.02	$	0.01	$	0.05	$	0.02

Accounts Receivable

     Accounts receivable, net, consists of the following:

	September 30,			December 31,
	2011			2010
Gross accounts receivable	$	111,562		$	131,880
Allowance for doubtful accounts		(14,657	)		(10,222	)
Total accounts receivable, net	$	96,905		$	121,658

Receivables From Distributors

	September 30,		December 31,
	2011		2010
Billed	$	42,095	$	30,456
Unbilled		37,839		37,120
Total	$	79,934	$	67,576

Inventory

     Inventory, net, consists of the following:

	September 30,			December 31,
	2011			2010
Raw materials	$	26,198		$	18,181
Finished goods		31,276			24,492
Allowance for obsolescence		(21,278	)		(20,755	)
Total inventory, net	$	36,196		$	21,918