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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Accumulated other comprehensive loss: | Treasury Stock [Member] | Noncontrolling Interest [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Balance at beginning of year (in shares) at Dec. 26, 2015 |  |  | 80,183 |  |  |  | 23,024 |
Balance at beginning of year at Dec. 26, 2015 |  |  | $ 802 | $ 271,158 | $ 1,063,543 | $ (54,990) | $ (453,228) | $ 32,417
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  |  |  | (178) |
Issuance of shares under incentive stock option plans |  |  |  | (419) |  |  | $ 3,499 |
Stock-based compensation expense |  |  |  | 6,387 |  |  |  |
Issuance of restricted stock (in shares) |  |  |  |  |  |  | (191) |
Issuance of restricted stock |  |  |  | (3,781) |  |  | $ 3,780 |
Net income attributable to Mueller Industries, Inc. | $ 99,727 | [1] |  |  | 99,727 |  |  |
Dividends paid or payable to stockholders of Mueller Industries, Inc. |  |  |  |  | (21,439) |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. | (14,541) |  |  |  |  | (11,966) |  |
Repurchase of common stock (in shares) |  |  |  |  |  |  | 133 |
Repurchase of common stock |  |  |  |  |  |  | $ (4,389) |
Sale of Mueller-Xingrong |  |  |  |  |  |  |  | 0
Purchase of Jungwoo-Mueller |  |  |  |  |  |  |  | 11,649
Dividends paid to noncontrolling interests | 3,765 | [2] |  |  |  |  |  | (3,765)
Net income attributable to noncontrolling interests | (27) | [1] |  |  |  |  |  | 27
Foreign currency translation | (27,767) |  |  |  |  |  |  | (2,575)
Balance at end of year (in shares) at Dec. 31, 2016 |  |  | 80,183 |  |  |  | 22,788 |
Balance at end of year at Dec. 31, 2016 |  |  | $ 802 | 273,345 | 1,141,831 | (66,956) | $ (450,338) | 37,753
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  |  |  | (395) |
Issuance of shares under incentive stock option plans |  |  |  | (2,118) |  |  | $ 7,828 |
Stock-based compensation expense |  |  |  | 7,450 |  |  |  |
Issuance of restricted stock (in shares) |  |  |  |  |  |  | (208) |
Issuance of restricted stock |  |  |  | (4,092) |  |  | $ 4,092 |
Net income attributable to Mueller Industries, Inc. | 85,598 | [1] |  |  | 85,598 |  |  |
Dividends paid or payable to stockholders of Mueller Industries, Inc. |  |  |  |  | (483,926) |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. | 17,272 |  |  |  |  | 15,900 |  |
Repurchase of common stock (in shares) |  |  |  |  |  |  | 188 |
Repurchase of common stock |  |  |  |  |  |  | $ (7,305) |
Sale of Mueller-Xingrong |  |  |  |  |  |  |  | (23,712)
Dividends paid to noncontrolling interests | 2,909 | [2] |  |  |  |  |  | (2,909)
Net income attributable to noncontrolling interests | (1,413) | [1] |  |  |  |  |  | 1,413
Foreign currency translation | 13,174 |  |  |  |  |  |  | 1,372
Balance at end of year (in shares) at Dec. 30, 2017 |  |  | 80,183 |  |  |  | 22,373 |
Balance at end of year at Dec. 30, 2017 | 536,028 |  | $ 802 | 274,585 | 743,503 | (51,056) | $ (445,723) | 13,917
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  |  |  | (57) |
Issuance of shares under incentive stock option plans |  |  |  | (278) |  |  | $ 1,136 |
Stock-based compensation expense |  |  |  | 8,035 |  |  |  |
Issuance of restricted stock (in shares) |  |  |  |  |  |  | (273) |
Issuance of restricted stock |  |  |  | (5,493) |  |  | $ 5,493 |
Net income attributable to Mueller Industries, Inc. | 104,459 |  |  |  | 104,459 |  |  |
Dividends paid or payable to stockholders of Mueller Industries, Inc. |  |  |  |  | (23,009) |  |  |
Reclassification of stranded effects of the Act |  |  |  |  | (556) | 556 |  |
Other adjustments |  |  |  |  | 340 |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. | (30,074) |  |  |  |  | (29,292) |  |
Repurchase of common stock (in shares) |  |  |  |  |  |  | 1,437 |
Repurchase of common stock |  |  |  |  |  |  | $ (35,146) |
Sale of Mueller-Xingrong |  |  |  |  |  |  |  | 0
Dividends paid to noncontrolling interests | 592 |  |  |  |  |  |  | (592)
Net income attributable to noncontrolling interests | (2,361) |  |  |  |  |  |  | 2,361
Foreign currency translation | (16,876) |  |  |  |  |  |  | (782)
Balance at end of year (in shares) at Dec. 29, 2018 |  |  | 80,183 |  |  |  | 23,480 |
Balance at end of year at Dec. 29, 2018 | $ 563,260 |  | $ 802 | $ 276,849 | $ 824,737 | $ (79,792) | $ (474,240) | $ 14,904
[1] | The Consolidated Statements of Income for prior periods have been adjusted to reflect the adoption of ASU 2017-07, Compensation - Retirement Benefits (Topic 715): Improving the Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost. The components of net periodic benefit cost (income) other than the service cost component are included in other income, net in the Consolidated Statements of Income. Refer to Note 1 for further discussion.
[2] | The Consolidated Statements of Cash Flows for prior periods have been adjusted to reflect the adoption of ASU 2016-18, Statement of Cash Flows (Topic 230): Restricted Cash. The Consolidated Statements of Cash Flows reflect the changes during the periods in the total of cash, cash equivalents, and restricted cash. Therefore, restricted cash activity is included with cash when reconciling the beginning-of-period and end-of-period total amounts shown. Refer to Note 1 for further discussion.

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- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4568740-111683 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=84234705&loc=SL4590271-111686 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4568447-111683 + Details
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- Definition This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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