Debt And Interest Expense (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Proceeds upon issuance of the Convertible Debentures

Proceeds upon issuance of the Subordinated Convertible Debentures were as follows (in thousands):

Principal value of Subordinated Convertible Debentures	$	1,250,000
Less: Issuance costs	(25,777		)
Net proceeds, Subordinated Convertible Debentures	$	1,224,223
Amounts recognized at issuance:
Subordinated Convertible Debentures, including contingent interest derivative	$	558,243
Additional paid-in capital	418,996
Long-term deferred tax liabilities	267,225
Other long-term assets	(11,328		)
Non-operating loss	(8,913		)
Net proceeds, Subordinated Convertible Debentures	$	1,224,223

Schedule of Carrying Amounts of Liability and Equity Components

The table below presents the carrying amounts of the liability and equity components:

	As of December 31,
	2014			2013
	(In thousands)
Debt discount upon issuance (net of issuance costs of $14,449)	$	686,221		$	686,221
Deferred taxes associated with the debt discount upon issuance	(267,225		)	(267,225		)
Carrying amount of equity component	$	418,996		$	418,996
Principal amount of Subordinated Convertible Debentures	$	1,250,000		$	1,250,000
Unamortized discount of liability component	(645,565		)	(654,948		)
Carrying amount of liability component	604,435			595,052
Contingent interest derivative	26,755			29,004
Subordinated Convertible Debentures, including contingent interest derivative	$	631,190		$	624,056

Schedule of Components of Interest Expense

The following table presents the components of the Company’s interest expense:

	Year Ended December 31,
	2014			2013			2012
	(In thousands)
Contractual interest on Subordinated Convertible Debentures	$	40,625		$	40,625		$	40,625
Contractual interest on Senior Notes	34,688			24,570			—
Amortization of debt discount on the Subordinated Convertible Debentures	9,412			8,670			7,986
Interest capitalized to Property and equipment, net	(707		)	(1,218		)	(934		)
Credit facility and other interest expense	1,976			2,114			2,519
Total interest expense	$	85,994		$	74,761		$	50,196