Debt (Tables)

12 Months Ended

Dec. 31, 2013

Debt Disclosure [Abstract]

Summary of Debt

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

	As of December 31, 2013					As of December 31, 2012
	Balance		Interest Rate			Balance			Interest Rate
Revolving credit facility	$	105,000		Variable		$	125,000			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	%		200,000			6.375	%
Unamortized premium		2,873					—
		352,873					200,000
Exchangeable senior notes:
Principal amount		—					11,000			9.250	%
Unamortized discount		—					(37	)
		—					10,963
2013 Senior Unsecured Notes		274,860		5.75	%		—
Term loans		113,948		Various			114,197			Various
	$	1,421,681				$	1,025,160

Principal Payments Due for Debt

As of December 31, 2013, principal payments due on our debt (which exclude the effects of any discounts or premiums recorded) are as follows: (A)

2014	$	265
2015		105,283
2016		225,299
2017		320
2018		12,781
Thereafter		1,074,860
Total	$	1,418,808