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v3.19.3.a.u2

Debt (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Jun. 30, 2013
Debt Instrument [Line Items] |  |  |
Term loan - current portion | $ 20.0 | $ 0.0 |
Hancock County industrial revenue bonds (IRBs) due April 2028, interest payable quarterly (variable interest rates (not to exceed 12%)) | 7.8 | 7.8 |
Hawesville term loan - less current portion | 20.0 | 0.0 |
Total | 301.0 | 279.7 |
Hawesville [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Term loan - current portion | 20.0 | 0.0 |
Hawesville term loan - less current portion | 20.0 | 0.0 |
Industrial revenue bonds due 2028 [Member] | Short-term Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Hancock County industrial revenue bonds (IRBs) due April 2028, interest payable quarterly (variable interest rates (not to exceed 12%)) | $ 7.8 | 7.8 |
Stated interest rate | 1.80% |  |
Maturity date | Apr. 01, 2028 |  |
Senior secured notes due June 01, 2021 [Member] | Long-term Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
7.5% senior secured notes due June 2021, net of debt discount of $0.8 million and $1.4 million, respectively, interest payable semiannually | $ 249.2 | 248.6 |
Stated interest rate | 7.50% |  | 7.50%
Maturity date | Jun. 01, 2021 |  |
Debt discount | $ 0.8 | 1.4 |
U.S revolving credit facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 5.00% |  |
Revolving Credit Facility [Member] | Short-term Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 5.375% |  |
Revolving Credit Facility [Member] | Short-term Debt [Member] | Revolving Credit Facility, Portion Subject To LIBOR Rate [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 1.90% |  |
Maximum [Member] | Industrial revenue bonds due 2028 [Member] | Short-term Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Effective interest rate (percent) | 12.00% |  |
Letter of Credit [Member] | Short-term Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
U.S. Revolving Credit Facility | $ 4.0 | $ 23.3 |

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- Definition Carrying value as of the balance sheet date of the long-term debt associated with industrial revenue bonds. For classified balance sheets, these bonds are considered current assets because they are remarketed weekly and the bonds could be required to be repaid upon demand if there is a failed remarketing. + References No definition available. + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 + Details
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