XML 39 R26.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Noncontrolling Interests (Tables) | 9 Months Ended
--- | ---
Oct. 01, 2016
Noncontrolling Interests [Abstract] |
Schedule of noncontrolling interests |
(In thousands) |  | Noncontrolling Interests |
Balance at December 26, 2015 |  | $ | 32,417 |
Purchase of Jungwoo-Mueller |  |  | 14,562 |
Dividends paid to noncontrolling interests |  |  | (3,765 | )
Net income attributable to noncontrolling interests |  |  | 581 |
Other comprehensive loss attributable to noncontrolling interests, net of tax: |  |  |  |
Foreign currency translation |  |  | (963 | )
Balance at October 1, 2016 |  | $ | 42,832 |

X
- Definition Tabular disclosure of noncontrolling interest the portion of equity ownership in a subsidiary not attributable to the parent company, who has a controlling interest (greater than 50% but less than 100%) and consolidates the subsidiary's financial results with its own. + References No definition available. + Details
Name: | mli_NonControllingInterestTableTextBlock
Namespace Prefix: | mli_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NoncontrollingInterestAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration