Debt (Tables)

12 Months Ended

Dec. 31, 2018

The following is a summary of debt ($ amounts in thousands):

	As of December 31, 2018			As of December 31, 2017
Revolving credit facility(A)	$	28,059		$	840,810
Term loans		200,000			200,000
4.000% Senior Unsecured Notes due 2022(B)		573,350			600,250
5.500% Senior Unsecured Notes due 2024		300,000			300,000
6.375% Senior Unsecured Notes due 2024		500,000			500,000
3.325% Senior Unsecured Notes due 2025(B)		573,350			600,250
5.250% Senior Unsecured Notes due 2026		500,000			500,000
5.000% Senior Unsecured Notes due 2027		1,400,000			1,400,000
	$	4,074,759		$	4,941,310
Debt issue costs, net		(37,370	)		(42,643	)
	$	4,037,389		$	4,898,667

(A)	Includes £22 million and £8 million of GBP-denominated borrowings that reflect the exchange rate at December 31, 2018 and December 31, 2017, respectively.

(B)	These notes are Euro-denominated and reflect the exchange rate at December 31, 2018 and December 31, 2017, respectively.

Principal Payments Due on Debt

As of December 31, 2018, principal payments due on our debt (which exclude the effects of any discounts, premiums, or debt issue costs recorded) are as follows ($ amounts in thousands):

2019	$	—
2020		—
2021		28,059
2022		773,350
2023		—
Thereafter		3,273,350
Total	$	4,074,759