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Acquisitions and Dispositions, Disposition (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Dec. 30, 2016 | Jun. 01, 2015 | Nov. 30, 2014 | Nov. 21, 2014 | Jun. 27, 2015 | Dec. 31, 2016 | Dec. 26, 2015 | Dec. 27, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Cash proceeds from sale of property |  |  |  |  |  | $ 10,304 | $ 5,538 | $ 33,788
Pre-tax gain on sale of property |  |  |  |  | $ 15,400 | $ 0 | $ 15,376 | $ 6,259
Mueller Primaflow Limited [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Carrying value of assets disposed |  |  |  | $ 25,300 |  |  |  |
Proceeds from sale of outstanding capital stock of Primaflow |  |  |  | 24,900 |  |  |  |
Net sales |  |  |  | 57,500 |  |  |  |
After-tax net income |  |  |  | 4,400 |  |  |  |
Carrying value of the liabilities disposed |  |  |  | 7,100 |  |  |  |
Cumulative translation loss |  |  |  | $ (6,000) |  |  |  |
ABS [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Cash proceeds from sale of property |  |  | $ 6,000 |  |  |  |  |
Pre-tax gain on sale of property |  |  | 4,100 |  |  |  |  |
Carrying value of assets disposed |  |  | $ 1,900 |  |  |  |  |
DWV Ontario Manufacturing Assets [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Lease-back term |  | 22 months |  |  |  |  |  |
Total sales price of property |  | $ 20,200 |  |  |  |  |  |
Cash proceeds from sale of property | $ 5,000 | 5,000 |  |  |  |  |  |
Payment to be received at end of Lease Period | $ 10,200 |  |  |  |  |  |  |
Pre-tax gain on sale of property |  |  |  |  | $ 15,400 |  |  |
Amount of diluted share after tax (in dollars per share) |  |  |  |  | $ 0.17 |  |  |
Carrying value of assets disposed |  | 2,300 |  |  |  |  |  |
Goodwill allocated to disposal group |  | $ 2,400 |  |  |  |  |  |

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- Definition The amount of after-tax gain (loss) on the sale of property for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. + References No definition available. + Details
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- Definition Refers to term of the lease-back under the agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=64862545&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=65878427&loc=SL51721533-107759 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2510-110228 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=65878427&loc=d3e1107-107759 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5B -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=64827811&loc=SL51721673-107760 + Details
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