Debt (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of Debt

The following table provides a summary of the Company’s debt for the periods indicated (in thousands):

	December 31, 2019			December 31, 2018
Revolving Credit Agreement	$	—		$	—
6.250% senior unsecured notes due 2024	400,000			400,000
5.375% senior unsecured notes due 2025	650,000			650,000
5.250% senior unsecured notes due 2025	450,000			450,000
5.625% senior unsecured notes due 2027	700,000			700,000
Capital leases(1)	—			4,202
Total debt	2,200,000			2,204,202
Debt issuance costs on senior unsecured notes	(19,448		)	(22,918		)
Premium on senior unsecured notes	2,280			2,796
Less: current portion	—			(2,413		)
Total long-term debt	$	2,182,832		$	2,181,667

(1) As a result of the implementation of ASU No. 2016-02, Leases (Topic 842), as of December 31, 2019, capital leases have been reclassified to include the current portion in Other current liabilities and the noncurrent portion in Financing lease liabilities on the Company’s consolidated balance sheets.

Schedule of Principal Maturities of Long-term Debt

Principal maturities of debt outstanding at December 31, 2019 are as follows (in thousands):

2020	$	—
2021	—
2022	—
2023	—
2024	400,000
Thereafter	1,800,000
Total	$	2,200,000

Schedule of Interest Expense

Interest Expense

The following amounts have been incurred and charged to interest expense for the years ended December 31, 2019, 2018 and 2017 (i