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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands, unless otherwise specified | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive (Loss) Income [Member] | Treasury Stock [Member] | Noncontrolling Interest [Member] | Total
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 26, 2009 | $ 401 | $ 262,166 | $ 540,218 | $ (36,104) | $ (53,514) | $ 25,775 |
Balance (in shares) at Dec. 26, 2009 | 40,092 |  |  |  | 2,442 |  |
Additional paid-in capital: |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans |  | (394) |  |  | 3,240 |  |
Stock-based compensation expense |  | 2,877 |  |  |  |  |
Income tax benefit from exercise of stock options |  | 145 |  |  |  |  |
Issuance of restricted stock |  | (1,561) |  |  | 1,561 |  |
Retained earnings: |  |  |  |  |  |  |
Net income attributable to Mueller Industries, Inc. |  |  | 86,171 |  |  |  | 86,171
Dividends paid or payable to stockholders of Mueller Industries, Inc. |  |  | (15,110) |  |  |  |
Accumulated other comprehensive (loss) income: |  |  |  |  |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. |  |  |  | (942) |  |  |
Treasury stock: |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  | (149) |  |
Repurchase of common stock (in shares) |  |  |  |  | 15 |  |
Repurchase of common stock |  |  |  |  | (418) |  | 0
Issuance of restricted stock (in shares) |  |  |  |  | (71) |  |
Noncontrolling interest: |  |  |  |  |  |  |
Net income attributable to noncontrolling interest |  |  |  |  |  | 1,364 | 1,364
Dividends paid to noncontrolling interests |  |  |  |  |  | (741) | 741
Foreign currency translation |  |  |  |  |  | 763 | (215)
Balance at Dec. 25, 2010 | 401 | 263,233 | 611,279 | (37,046) | (49,131) | 27,161 |
Balance (in shares) at Dec. 25, 2010 | 40,092 |  |  |  | 2,237 |  |
Additional paid-in capital: |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans |  | 2,340 |  |  | 10,637 |  |
Stock-based compensation expense |  | 3,482 |  |  |  |  |
Income tax benefit from exercise of stock options |  | 853 |  |  |  |  |
Issuance of restricted stock |  | (2,972) |  |  | 2,972 |  |
Retained earnings: |  |  |  |  |  |  |
Net income attributable to Mueller Industries, Inc. |  |  | 86,321 |  |  |  | 86,321
Dividends paid or payable to stockholders of Mueller Industries, Inc. |  |  | (15,220) |  |  |  |
Accumulated other comprehensive (loss) income: |  |  |  |  |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. |  |  |  | (12,363) |  |  |
Treasury stock: |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  | (464) |  |
Repurchase of common stock (in shares) |  |  |  |  | 214 |  |
Repurchase of common stock |  |  |  |  | (9,098) |  | 0
Issuance of restricted stock (in shares) |  |  |  |  | (132) |  |
Noncontrolling interest: |  |  |  |  |  |  |
Net income attributable to noncontrolling interest |  |  |  |  |  | 765 | 765
Dividends paid to noncontrolling interests |  |  |  |  |  | 0 | 0
Foreign currency translation |  |  |  |  |  | 1,148 | 232
Balance at Dec. 31, 2011 | 401 | 266,936 | 682,380 | (49,409) | (44,620) | 29,074 | 884,762
Balance (in shares) at Dec. 31, 2011 | 40,092 |  |  |  | 1,855 |  |
Additional paid-in capital: |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans |  | (4,303) |  |  | 20,881 |  |
Stock-based compensation expense |  | 6,136 |  |  |  |  |
Income tax benefit from exercise of stock options |  | 2,528 |  |  |  |  |
Issuance of restricted stock |  | (3,471) |  |  | 3,471 |  |
Retained earnings: |  |  |  |  |  |  |
Net income attributable to Mueller Industries, Inc. |  |  | 82,395 |  |  |  | 82,395
Dividends paid or payable to stockholders of Mueller Industries, Inc. |  |  | (14,998) |  |  |  |
Accumulated other comprehensive (loss) income: |  |  |  |  |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. |  |  |  | 6,786 |  |  |
Treasury stock: |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  | (576) |  |
Repurchase of common stock (in shares) |  |  |  |  | 10,855 |  | 2,400
Repurchase of common stock |  |  |  |  | (448,205) |  | 427,446
Issuance of restricted stock (in shares) |  |  |  |  | (142) |  |
Noncontrolling interest: |  |  |  |  |  |  |
Net income attributable to noncontrolling interest |  |  |  |  |  | 1,278 | 1,278
Dividends paid to noncontrolling interests |  |  |  |  |  | 0 | 0
Foreign currency translation |  |  |  |  |  | 706 | 8,070
Balance at Dec. 29, 2012 | $ 401 | $ 267,826 | $ 749,777 | $ (42,623) | $ (468,473) | $ 31,058 | $ 537,966
Balance (in shares) at Dec. 29, 2012 | 40,092 |  |  |  | 11,992 |  |

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