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Debt (Tables) | 12 Months Ended
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Dec. 30, 2017
Debt Disclosure [Abstract] |
Schedule of Debt |
(In thousands) |  | 2017 |  | 2016
Subordinated Debentures with interest at 6.00%, due 2027 |  | $ | 284,536 |  |  | $ | — |
Revolving Credit Facility with interest at 3.06%, due 2021 |  | 160,000 |  |  | 200,000 |
Jungwoo-Mueller credit facility with interest at 2.72%, due 2018 |  | 5,119 |  |  | 4,724 |
Jungwoo-Mueller credit facility with interest at 3.19%, due 2017 |  | 8,648 |  |  | 7,990 |
2001 Series IRB's with interest at 2.22%, due 2021 |  | 3,250 |  |  | 4,250 |
Mueller-Xingrong credit facility |  | — |  |  | 3,048 |
Other |  | 4,694 |  |  | 8,309 |
|  | 466,247 |  |  | 228,321 |
Less debt issuance costs |  | (1,175 | ) |  | (957 | )
Less current portion of debt |  | (16,480 | ) |  | (13,655 | )
Long-term debt |  | $ | 448,592 |  |  | $ | 213,709 |
Debt instrument redemption | If redeemed during the 12-month period beginning March 9:
Year |  | Redemption Price
2017 |  | 106%
2018 |  | 105
2019 |  | 104
2020 |  | 103
2021 |  | 102
2022 and thereafter |  | 100
Aggregate annual maturities of debt | Aggregate annual maturities of the Company’s debt are as follows:
(In thousands) |  | Amount
2018 |  | $ | 16,480 |
2019 |  | 1,222 |
2020 |  | 1,222 |
2021 |  | 160,472 |
2022 |  | 222 |
Thereafter |  | 286,629 |
Long-term debt |  | $ | 466,247 |
Net interest expense | Net interest expense consisted of the following:
(In thousands) |  | 2017 |  | 2016 |  | 2015
Interest expense |  | $ | 19,716 |  |  | $ | 7,749 |  |  | $ | 8,335 |
Capitalized interest |  | (214 | ) |  | (362 | ) |  | (668 | )
|  | $ | 19,502 |  |  | $ | 7,387 |  |  | $ | 7,667 |

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- Definition Tabular disclosure of debt instruments or arrangements with redemption features. Includes, but is not limited to, description of debt redemption features, percentage price at which debt can be redeemed by the issuer, and period start and end for debt maturity or redemption. + References No definition available. + Details
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- Definition Tabular disclosure of interest income and expense, including, but not limited to, interest income and expense from investments, loans, and securities. + References No definition available. + Details
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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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