Senior Notes (Tables)

9 Months Ended

Sep. 30, 2015

Senior Notes

Schedule of senior notes

			September 30, 2015						December 31, 2014
		Principal		Carrying Value		Fair Value (1)		Principal		Carrying Value		Fair Value (1)
8.50% senior notes due 2019, net of
	unamortized discount and debt
	issuance costs	$	300,000	$	294,970	$	197,250	$	300,000	$	294,259	$	315,000
6.375% senior notes due 2024, net of
	unamortized debt issuance costs		200,000		195,822		112,000		200,000		195,457		189,500
Total senior notes		$	500,000	$	490,792	$	309,250	$	500,000	$	489,715	$	504,500

(1)The fair value of the senior notes was based on observable market inputs, which are considered Level 2 in the fair value hierarchy.

Schedule Of Unamortized Debt Costs [Table Text Block]

	September 30,		December 31,
		2015		2014
Unamortized debt issuance costs	$	7,876	$	8,765