Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2020

Debt Disclosure [Abstract]

Schedule of carrying value of the 2024 Notes and 2020 Notes

The following table reflects the carrying value of the 2024 Notes and 2020 Notes as of June 30, 2020 and December 31, 2019 (in thousands):

	June 30, 2020			December 31, 2019
	2024 Notes			2024 Notes			2020 Notes			Total
Principal	$	400,000		$	400,000		$	94,909		$	494,909
Less:
Unamortized interest discount	(58,246		)	(64,724		)	(669		)	$	(65,393	)
Deferred financing costs	(5,210		)	(5,789		)	(70		)	$	(5,859	)
Net carrying amount of 2024 and 2020 Notes	$	336,544		$	329,487		$	94,170		$	423,657

Schedule of accretion of the debt discount, and the amortization of financing costs

The following table presents the amount of interest cost recognized, which is included within "Interest Expense" in our condensed consolidated statements of income, for the three and six months ended June 30, 2020 and June 30, 2019 relating to the contractual interest coupon, accretion of the debt discount, and the amortization of deferred financing costs (in thousands):

	Three months ended June 30,
	2020		2019
	2024 Notes		2024 Notes		2020 Notes		Total
Contractual coupon interest	$	2,000	$	600	$	927	$	1,527
Accretion of debt discount	3,255		1,101		2,520		3,621
Amortization of deferred financing costs	291		98		266		364
Total	$	5,546	$	1,799	$	3,713	$	5,512

	Six months ended June 30,
	2020						2019
	2024 Notes		2020 Notes		Total		2024 Notes		2020 Notes		Total
Contractual coupon interest	$	4,000	$	237	$	4,237	$	600	$	2,112	$	2,712
Accretion of debt discount	6,477		669		7,146		1,101		5,735		6,836
Amortization of deferred financing costs	579		70		649		98		613		711
Total	$	11,056	$	976	$	12,032	$	1,799	$	8,460	$	10,259