Long-term Debt (Tables)

6 Months Ended

Jun. 30, 2014

Outstanding Convertible Note Balances

The outstanding convertible note balances as of June 30, 2014 consisted of the following:

In thousands	June 30, 2014
Liability component:
Principal	$	200,000
Less: debt discount, net		46,881
Net carrying amount	$	153,119
Equity component	$	40,896

Total Interest Expense Recognized Related to Convertible Notes

The following table sets forth total interest expense recognized related to the convertible notes during the three months ended June 30, 2014:

In thousands	June 30, 2014
Contractual interest expense	$	262
Amortization of debt discount		269
Amortization of debt issuance costs		5
Total interest expense	$	536

Other Long-Term Debt

Other long-term debt consisted of the following at June 30, 2014 and December 31, 2013:

In thousands	June 30, 2014		December 31, 2013
Bank term loan	$	—	$	9,100
Less current portion		—		(4,200	)
	$	—	$	4,900