Long-Term Debt And Other Long-Term Liabilities (Tables)

3 Months Ended

Mar. 31, 2018

Debt Disclosure [Abstract]

Long-Term Debt

Our long-term debt as of the dates indicated consisted of the following:

	March 31, 2018			December 31, 2017
	(In thousands)
Credit agreement with an average interest rate of 3.8% and 3.4% at March 31, 2018 and December 31, 2017, respectively	$	147,700		$	178,000
6.625% senior subordinated notes due 2021	650,000			650,000
Total principal amount	797,700			828,000
Less: unamortized discount	(2,085		)	(2,234		)
Less: debt issuance costs, net	(5,093		)	(5,490		)
Total long-term debt	$	790,522		$	820,276

Other Long-Term Liabilities

Other long-term liabilities consisted of the following:

	March 31, 2018		December 31, 2017
	(In thousands)
Asset retirement obligation (ARO) liability	$	63,763	$	69,444
Capital lease obligations	14,277		15,224
Workers’ compensation	13,049		13,340
Contract liability	11,942		—
Separation benefit plans	7,087		6,524
Deferred compensation plan	5,472		5,390
Gas balancing liability	3,283		3,283
	118,873		113,205
Less current portion	14,587		13,002
Total other long-term liabilities	$	104,286	$	100,203

Capital leases

Future payments required under the capital leases at March 31, 2018:

	Amount
Beginning April 1,	(In thousands)
2018	$	6,168
2019	6,168
2020	7,815
2021	579
Total future payments	20,730
Less payments related to:
Maintenance	5,428
Interest	1,025
Present value of future minimum payments	$	14,277