6. DEBT

Debt at September 30, 2018 and December 31, 2017 consisted of the following:


	September 30,		December 31,
(In millions)	2018		2017
Private Placement Term Loans:
5.79 %, payable through 2020	$	14.0	$	17.5
3.66 %, payable through 2023		45.6		50.1
4.16 %, payable through 2027		47.1		49.8
3.37 %, payable through 2027		75.0		75.0
3.14 %, payable through 2031		200.0		200.0
4.31 %, payable through 2032		33.9		35.1
4.35 %, payable through 2044		100.0		100.0
3.92 %, payable through 2045		73.2		73.2
Title XI Bonds:
5.34 %, payable through 2028		22.0		24.2
5.27 %, payable through 2029		24.2		26.4
Revolving credit facility		273.0		205.0
Capital leases		0.1		0.8
Total Debt		908.1		857.1
Less: Current portion		(42.1)		(30.8)
Total Long-term Debt	$	866.0	$	826.3

The Company’s debt is described in Note 8 to the Consolidated Financial Statements included in Part II, Item 8 of the Company’s Annual Report on Form 10-K for the year ended December 31, 2017. Borrowings under the revolving credit facility are classified as long-term debt in the Condensed Consolidated Balance Sheets, as principal payments are not required until the maturity date of June 29, 2022.

As of September 30, 2018, the Company had $243.2 million of remaining availability under the revolving credit facility. The interest rate on borrowings under the revolving credit facility approximated 3.52 percent during the three months ended September 30, 2018.