Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2016

Debt Disclosure [Abstract]

Schedule of Long-Term Debt

Long-term debt consisted of the following:

(in thousands)	September 30, 2016		December 31, 2015
Credit facility	$	—	$	222,500
7.40% Medium-term Notes, Series A, due July 24, 2017	2,000		2,000
7.36% Medium-term Notes, Series A, due July 24, 2017	15,000		15,000
7.23% Medium-term Notes, Series A, due July 28, 2017	2,000		2,000
7.32% Medium-term Notes, Series A, due July 28, 2022	20,000		20,000
7.60% Medium-term Notes, Series A, due July 26, 2027	5,000		5,000
7.35% Medium-term Notes, Series A, due July 28, 2027	10,000		10,000
7.125% Medium-term Notes, Series B, due February 15, 2028	100,000		100,000
4.625% Notes, due September 1, 2021	400,000		400,000
Total	554,000		776,500
Less amounts due within one year	19,000		—
Less unamortized debt discount	394		413
Less unamortized debt issuance costs	2,263		2,537
Total	$	532,343	$	773,550

Maturities of Long-term Debt

The aggregate maturities of Energen’s long-term debt outstanding at September 30, 2016 are as follows:

(in thousands)
Remaining 2016	2017	2018	2019	2020	2021 and thereafter
$—	$19,000	$—	$—	$—	$535,000

Summary of Credit Facilities

The following is a summary of information relating to Energen’s credit facility:

(in thousands)	September 30, 2016			December 31, 2015
Credit facility outstanding	$	—		$	222,500
Available for borrowings	1,050,000			1,177,500
Total borrowing commitments	$	1,050,000		$	1,400,000
Maximum amount outstanding at any month-end	$	214,500		$	685,000
Average daily amount outstanding	$	44,938		$	358,929
Weighted average interest rates based on:
Average daily amount outstanding	1.72		%	1.60		%
Amount outstanding at period-end	—		%	1.64		%