Debt (Tables)

3 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Summary of Debt

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

	As of March 31, 2016						As of December 31, 2015
	Balance			Interest Rate			Balance			Interest Rate
Revolving credit facility	$	645,000			Variable		$	1,100,000			Variable
2006 Senior Unsecured Notes		125,000			Various			125,000			Various
2011 Senior Unsecured Notes		450,000			6.875	%		450,000			6.875	%
2012 Senior Unsecured Notes:
Principal amount		350,000			6.375	%		350,000			6.375	%
Unamortized premium		2,079						2,168
		352,079						352,168
2013 Senior Unsecured Notes (A)		227,600			5.750	%		217,240			5.750	%
2014 Senior Unsecured Notes		300,000			5.500	%		300,000			5.500	%
2015 Senior Unsecured Notes (A)		569,000			4.000	%		543,100			4.000	%
2016 Senior Unsecured Notes		500,000			6.375	%		—			—
Term loans		263,326			Various			263,400			Various
	$	3,432,005					$	3,350,908
Debt issue costs, net		(35,401	)					(28,367	)
	$	3,396,604					$	3,322,541

(A) These notes are Euro-denominated and reflect the exchange rate at March 31, 2016 and December 31, 2015, respectively.

Principal Payments Due on Debt

As of March 31, 2016, principal payments due on our debt (which exclude the effects of any discounts, premiums, or debt issue costs recorded) are as follows (in thousands):

2016	$	125,225
2017		320
2018		657,781
2019		250,000
2020		227,600
Thereafter		2,169,000
Total	$	3,429,926