Debt (Tables)

9 Months Ended

Jun. 30, 2011

Debt

Schedule of Note Related Interest Expense

	Three months ended June 30, 2011			Nine months ended June 30, 2011
Contractual interest expense	$	1,797		$	5,391
Amortization of debt issuance costs		304		$	904
Accretion of debt discount		2,553		$	7,522
	$	4,654		$	13,817
Effective interest rate of the liability component		7.73	%		7.73	%

Schedule of Long-term Debt Instruments

	As of June 30, 2011
Liability components:
Principal amount	$	287,500
Less: note discount		(45,812	)
Less: note issuance costs		(5,134	)
Senior convertible notes, net	$	236,554
Equity components	$	57,996
Less: issuance costs		(1,669	)
Additional paid-in capital	$	56,327
Note hedge costs	$	60,145
Warrants proceeds		(26,076	)
Net cost	$	34,069