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Borrowings | 6 Months Ended
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Jun. 30, 2015
Borrowings |
Borrowings | Note 12—Borrowings As of June 30, 2015 and December 31, 2014 the Company’s borrowings were as follows:
|  | June 30, |  | December 31, |
(in millions) |  | 2015 |  | 2014 |
3.75% notes due 2022, net of unamortized discount of ($0.9) and ($0.9), respectively |  | $ | 349.1 |  | $ | 349.1 |
5.125% notes due 2020, net of unamortized discount of ($0.6) and ($0.7), respectively |  | 249.4 |  | 249.3 |
6.125% notes due 2016, net of unamortized discount of ($0.1) and ($0.2), respectively |  | 149.9 |  | 149.8 |
Revolving credit facility |  | — |  | — |
Industrial development and revenue bonds |  | — |  | 1.5 |
Other, including capital lease obligations |  | 0.1 |  | 0.1 |
Total long-term debt |  | 748.5 |  | 749.8 |
Less current portion |  | — |  | — |
Total long-term debt, net of current portion |  | $ | 748.5 |  | $ | 749.8 |
Revolving Credit Facilities As of June 30, 2015, the Company had $600.0 million available under its Third Amended and Restated Credit Agreement (the “Amended Credit Agreement”) administered by JPMorgan Chase Bank, N.A. During the six months ended June 30, 2015 and 2014, there were no borrowings under the revolving credit facility. Uncommitted Line of Credit The Company also maintains an uncommitted line of credit of which $45.0 million was available for borrowing as of June 30, 2015 and December 31, 2014. During the six months ended June 30, 2015 and 2014, there were no borrowings under the uncommitted line of credit. Industrial Development and Revenue Bonds The industrial development and revenue bonds were collateralized by letters of credit, Company guarantees, and/or by the facilities and equipment acquired through the proceeds of the related bond issuances. The Company repaid the remaining $1.5 million of the outstanding principal on the industrial development and revenue bonds during the current quarter. Covenants and Limitations Under the Company’s various debt and credit facilities, the Company is required to meet various restrictive covenants and limitations, including limitations on certain leverage ratios, interest coverage and limits on outstanding debt balances held by certain subsidiaries. The Company was in compliance with all covenants and limitations as of June 30, 2015 and December 31, 2014. Other Matters At June 30, 2015, the fair value of the Company’s par value $350 million, 3.75% senior notes due 2022, $250 million, 5.125% senior notes due 2020, and par value $150 million, 6.125% senior notes due 2016, using Level 2 inputs in the fair value hierarchy, was approximately $348.6 million, $273.0 million and $157.6 million, respectively. Fair value is estimated based on current yield rates plus the Company’s estimated credit spread available for financings with similar terms and maturities.

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20,22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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