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DEBT | 6 Months Ended
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Jun. 30, 2019
DEBT |
DEBT | 6. DEBT ​ At June 30, 2019 and December 31, 2018, the Company’s debt consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, | ​ | December 31, | ​
(In millions) |  | 2019 |  | 2018 |
Private Placement Term Loans: | ​ | ​ | ​ | ​ | ​ | ​ | ​
5.79 %, payable through 2020 | ​ | $ | 7.0 | ​ | $ | 10.5 | ​
3.66 %, payable through 2023 | ​ |  | 41.0 | ​ |  | 41.0 | ​
4.16 %, payable through 2027 | ​ |  | 44.5 | ​ |  | 44.5 | ​
3.37 %, payable through 2027 | ​ | ​ | 75.0 | ​ | ​ | 75.0 | ​
3.14 %, payable through 2031 | ​ | ​ | 194.0 | ​ | ​ | 200.0 | ​
4.31 %, payable through 2032 | ​ |  | 32.7 | ​ |  | 32.7 | ​
4.35 %, payable through 2044 | ​ | ​ | 100.0 | ​ | ​ | 100.0 | ​
3.92 %, payable through 2045 | ​ | ​ | 71.4 | ​ | ​ | 71.4 | ​
Title XI Bonds: | ​ | ​ | ​ | ​ | ​ | ​ | ​
5.34 %, payable through 2028 | ​ |  | 20.9 | ​ |  | 22.0 | ​
5.27 %, payable through 2029 | ​ |  | 23.1 | ​ |  | 24.2 | ​
Revolving credit facility, maturity date of June 29, 2022 | ​ |  | 235.0 | ​ |  | 235.0 | ​
Capital leases | ​ |  | — | ​ |  | 0.1 | ​
Total Debt | ​ |  | 844.6 | ​ |  | 856.4 | ​
Less: Current portion | ​ |  | (53.6) | ​ |  | (42.1) | ​
Total Long-term Debt | ​ | $ | 791.0 | ​ | $ | 814.3 | ​
​ 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, 2018. 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 June 30, 2019, the Company had $217.8 million of remaining availability under the revolving credit facility. The average interest rate on borrowings under the revolving credit facility was approximately 3.93 percent during the three months ended June 30, 2019.

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- Definition The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -URI http://asc.fasb.org/topic&trid=2208564 + Details
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