Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2017

Long-Term Debt [Abstract]

Schedule of Long-Term Debt

Long-term debt at December 31, 2017 and 2016 consisted of the following (in thousands):

	2017			2016
Long-term debt, including current portion:
$850,000,000 revolving credit facility due June 26, 2022	$	495,845		$	225,986
$150,000,000 senior notes Series A due February 27, 2020		150,000			150,000
$350,000,000 senior notes Series B due February 27, 2023		350,000			350,000
$10,000,000 credit line due June 30, 2019		—			—
Bank notes payable		3			—
		995,848			725,986
Unamortized debt issuance costs		(3,442	)		(3,184	)
	$	992,406		$	722,802

Schedule of Aggregate Payments due on the Long-Term Debt

The aggregate payments due on the long-term debt in each of the next five years were as follows (in thousands):

2018	$	3
2019		—
2020		150,000
2021		—
2022		495,845
Thereafter		350,000
	$	995,848