Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Long-term Debt

Long-term debt is comprised of the following:

	As of December 31,
	2016			2017
	(In thousands)
10% Senior Secured Toggle Notes due 2020:
Principal	$	697,195		$	697,195
Discount, net of amortization		(11,955	)		(8,901	)
7¾% Convertible Second Lien PIK Notes due 2019:
Principal		268,432			284,442
Accrued interest payable in kind		6,645			5,572
Discount, net of amortization		(61,230	)		(38,748	)
9½% Convertible Second Lien PIK Notes due 2020:
Principal		174,182			187,062
Accrued interest payable in kind		735			817
Discount, net of amortization		(38,959	)		(31,844	)
10% Senior Notes due 2020:
Principal		2,805			2,805
7¾% Senior Notes due 2019:
Principal		17,959			17,959
Premium, net of amortization		118			65
9½% Senior Notes due 2020:
Principal		4,860			4,860
Discount, net of amortization		(98	)		(70	)
		0
Debt issuance costs, net of amortization		(16,183	)		(10,685	)
	$	1,044,506		$	1,110,529

Principal Amount of Debt and Associated Paid-in Kind Interest Payable by Year of Maturity

The following table summarizes Comstock's principal amount of debt, and any associated paid-in kind interest payable, as of December 31, 2017 by year of maturity:

	2018		2019		2020		2021		2022		Thereafter		Total
	(In thousands)
10% Senior Secured Toggle Notes due 2020	$	—	$	—	$	697,195	$	—	$	—	$	—	$	697,195
7¾% Convertible Second Lien PIK Notes due 2019	$	—	$	290,014	$	—	$	—	$	—	$	—	$	290,014
9½% Convertible Second Lien PIK Notes due 2020		—		—		187,879		—		—		—		187,879
10% Senior Notes due 2020		—		—		2,805		—		—		—		2,805
7¾% Senior Notes due   2019		—		17,959		—		—		—		—		17,959
9½% Senior Notes  due 2020		—		—		4,860		—		—		—		4,860
	$	—	$	307,973	$	892,739	$	—	$	—	$	—	$	1,200,712