Long-term debt is comprised of the following:


	As of December 31,
	2023			2022
	(In thousands)
Bank Credit Facility:
Principal	$	480,000		$	—
6.75% Senior Notes due 2029:
Principal		1,223,880			1,223,880
Premium, net of amortization		5,138			5,956
5.875% Senior Notes due 2030:
Principal		965,000			965,000
Debt issuance costs, net of amortization		(33,627	)		(42,265	)
	$	2,640,391		$	2,152,571

The premium on the 6.75% senior notes due 2029 is being amortized over its life using the effective interest rate method. Debt issuance costs are amortized over the lives of the bank credit facility and senior notes on a straight-line basis which approximates the amortization that would be calculated using an effective interest rate method.

The following table summarizes Comstock's principal amount of debt as of December 31, 2023 by year of maturity:


	2024		2025		2026		2027		2028		Thereafter		Total
	(In thousands)
Bank Credit Facility	$	—	$	—	$	—	$	480,000	$	—	$	—	$	480,000
6.75% Senior Notes due 2029		—		—		—		—		—		1,223,880		1,223,880
5.875% Senior Notes due 2030		—		—		—		—		—		965,000		965,000
	$	—	$	—	$	—	$	480,000	$	—	$	2,188,880	$	2,668,880

As of December 31, 2023, the Company had $480.0 million outstanding under a bank credit facility. Aggregate commitments under the bank credit facility are $1.5 billion, which matures on November 15, 2027. Borrowings under the bank credit facility are subject to a borrowing base of $2.0 billion, which is re-determined on a semi-annual basis and upon the occurrence of certain other events. Borrowings under the bank credit facility are secured by substantially all of the assets of the Company and its restricted subsidiaries and bear interest at the Company's option, at either adjusted SOFR plus 1.75% to 2.75% or an alternative base rate plus 0.75% to 1.75%, in each case depending on the utilization of the borrowing base. The Company pays a commitment fee of 0.375% to 0.5%, which is dependent on the utilization of the borrowing base. The weighted average interest rate on borrowings under the bank credit facility were 7.33% and 3.61% during the years ended December 31, 2023 and 2022, respectively. The bank credit facility places certain restrictions upon the Company's and its restricted subsidiaries' ability to, among other things, incur additional indebtedness, pay cash dividends, repurchase common stock, make certain loans, investments and divestitures and redeem the senior notes. The only financial covenants are the maintenance of a leverage ratio of less than 3.5 to 1.0 and an adjusted current ratio of at least 1.0 to 1.0. The Company was in compliance with the covenants as of December 31, 2023.

In May 2022, the Company completed the early redemption of all of its outstanding 7.5% senior notes due in 2025 for an aggregate amount of $258.1 million, which included principal of $244.4 million, premiums paid over face value of $4.5 million and accrued interest of $9.2 million. As a result of the redemption, the Company recognized a loss of $47.8 million on early retirement of debt including the write-off of $43.3 million of unamortized discount resulting from adjusting the senior notes to fair value on the date that they were assumed by the Company.

In June 2022, the Company repurchased $26.1 million principal amount of its 6.75% senior notes due in 2029 for $24.9 million. The Company recognized a gain of $1.0 million on early retirement of debt relating to the repurchase.

In 2021, the Company refinanced $375.0 million principal amount of its 7.5% senior notes due in 2025 and $1,650.0 million principal amount of its 9.75% senior notes due 2026 with proceeds from the issuance of $1,250.0 million principal

amount of its 6.75% senior notes due in 2029 and $965.0 million principal amount of its 5.875% senior notes due in 2030. The Company recognized a loss of $352.6 million on early retirement of debt for the year ended December 31, 2021.