Debt And Interest Expense (Tables)

12 Months Ended

Dec. 31, 2015

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 (net of issuance costs of $11,328)	$	546,915
Additional paid-in capital	418,996
Long-term deferred tax liabilities	267,225
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,
	2015			2014
	(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	(635,378		)	(645,565		)
Unamortized debt issuance costs associated with the liability component	(10,422		)	(10,570		)
Carrying amount of liability component	604,200			593,865
Contingent interest derivative	30,126			26,755
Subordinated Convertible Debentures, including contingent interest derivative	$	634,326		$	620,620

Schedule of Components of Interest Expense

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

	Year Ended December 31,
	2015			2014			2013
	(In thousands)
Contractual interest on Subordinated Convertible Debentures	$	40,625		$	40,625		$	40,625
Contractual interest on Senior Notes	54,667			34,688			24,570
Amortization of debt discount on the Subordinated Convertible Debentures	10,218			9,412			8,670
Interest capitalized to Property and equipment, net	(586		)	(707		)	(1,218		)
Credit facility and other interest expense	2,707			1,976			2,114
Total interest expense	$	107,631		$	85,994		$	74,761