Corporate Debt Corporate Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

Corporate debt consists of the following (dollars in thousands):

	December 31, 2014				December 31, 2013
	Amortized Cost		Weighted Average Stated Interest Rate (1)		Amortized Cost		Weighted Average Stated Interest Rate (1)
2013 Term Loan (unpaid principal balance of $1,485,000 and $1,500,000 at December 31, 2014 and 2013)	$	1,464,978	4.75	%	$	1,477,044	4.75	%
Senior Notes (unpaid principal balance of $575,000 at December 31, 2014 and 2013)	575,000		7.875	%	575,000		7.875	%
Convertible Notes (unpaid principal balance of $290,000 at December 31, 2014 and 2013)	225,690		4.50	%	215,935		4.50	%
Other	2,131		—		4,106		—
Total corporate debt	$	2,267,799			$	2,272,085

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(1) Represents the weighted-average stated interest rate, which may be different from the effective rate which considers the amortization of discounts and issuance costs.

Schedule of Maturities of Long-term Debt

The following table provides the contractual maturities (by unpaid principal balance) of corporate debt at December 31, 2014 (in thousands):

	Corporate Debt
2015	$	16,651
2016	15,480
2017	15,000
2018	15,000
2019	305,000
Thereafter	1,985,000
Total	$	2,352,131

Schedule of Line of Credit Facilities

The terms of the 2013 Secured Credit Facilities are summarized in the table below.

Debt Agreement	Interest Rate	Amortization	Maturity/Expiration
$1.5 billion 2013 Term Loan	LIBOR plus 3.75% LIBOR floor of 1.00%	1.00% per annum beginning 1st quarter 2014; remainder at final maturity	December 18, 2020
$125 million 2013 Revolver	LIBOR plus 3.75%	Bullet payment at maturity	December 19, 2018