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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands, except Share data, unless otherwise specified | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Treasury Stock [Member] | Noncontrolling Interest [Member] | Comprehensive Income [Member]
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 27, 2008 |  | $ 401 | $ 262,378 | $ 550,501 | $ (48,113) | $ (64,484) | $ 24,582 |
Balance (in shares) at Dec. 27, 2008 |  | 40,092,000 |  |  |  | 2,949,000 |  |
Additional paid-in capital: |  |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans |  |  | (1,295) |  |  | 10,440 |  |
Stock-based compensation expense |  |  | 2,633 |  |  |  |  |
Income tax benefit from exercise of stock options |  |  | 203 |  |  |  |  |
Write-off of excess tax benefits arising from the exercise of stock options |  |  | (353) |  |  |  |  |
Issuance of restricted stock |  |  | (1,400) |  |  | 1,400 |  |
Retained earnings: |  |  |  |  |  |  |  |
Net income attributable to Mueller Industries, Inc. | 4,675 |  |  | 4,675 |  |  |  |
Dividends paid or payable to stockholders of Mueller Industries, Inc. |  |  |  | (14,958) |  |  |  |
Accumulated other comprehensive (loss) income: |  |  |  |  |  |  |  |
Foreign currency translation |  |  |  |  | 13,278 |  | 28 |
Net change with respect to derivative instruments and hedging activities, net of tax |  |  |  |  | 4,097 |  | 1,952 |
Net actuarial loss on pension and postretirement obligations, net of tax of $4,786, $1,631, and $2,138 |  |  |  |  | (5,655) |  |  |
Other, net |  |  |  |  | 289 |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. |  |  |  |  | 12,009 |  |  |
Treasury stock: |  |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  |  | (477,000) |  |
Repurchase of common stock (in shares) |  |  |  |  |  | 34,000 |  |
Repurchase of common stock |  |  |  |  |  | (870) |  |
Issuance of restricted stock (in shares) |  |  |  |  |  | (64,000) |  |
Noncontrolling interest: |  |  |  |  |  |  |  |
Net income attributable to noncontrolling interest | 662 |  |  |  |  |  | 662 |
Dividends paid to noncontrolling interests | 1,449 |  |  |  |  |  | (1,449) |
Comprehensive income: |  |  |  |  |  |  |  |
Consolidated net income | 5,337 |  |  |  |  |  |  | 5,337
Consolidated other comprehensive (loss) income |  |  |  |  |  |  |  | 13,989
Consolidated comprehensive income |  |  |  |  |  |  |  | 19,326
Less: comprehensive income attributable to noncontrolling interest |  |  |  |  |  |  |  | (2,642)
Comprehensive income attributable to Mueller Industries, Inc. |  |  |  |  |  |  |  | 16,684
Balance at Dec. 26, 2009 |  | 401 | 262,166 | 540,218 | (36,104) | (53,514) | 25,775 |
Balance (in shares) at Dec. 26, 2009 |  | 40,092,000 |  |  |  | 2,442,000 |  |
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 |  |  |  |  |
Write-off of excess tax benefits arising from the exercise of stock options |  |  | 0 |  |  |  |  |
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: |  |  |  |  |  |  |  |
Foreign currency translation | (9,480) |  |  |  | (977) |  | 763 |
Net change with respect to derivative instruments and hedging activities, net of tax | 566 |  |  |  | 376 |  | 0 |
Net actuarial loss on pension and postretirement obligations, net of tax of $4,786, $1,631, and $2,138 |  |  |  |  | (402) |  |  |
Other, net |  |  |  |  | 61 |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. |  |  |  |  | (942) |  |  |
Treasury stock: |  |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  |  | (149,000) |  |
Repurchase of common stock (in shares) |  |  |  |  |  | 15,000 |  |
Repurchase of common stock |  |  |  |  |  | (418) |  |
Issuance of restricted stock (in shares) |  |  |  |  |  | (71,000) |  |
Noncontrolling interest: |  |  |  |  |  |  |  |
Net income attributable to noncontrolling interest | 1,364 |  |  |  |  |  | 1,364 |
Dividends paid to noncontrolling interests | 741 |  |  |  |  |  | (741) |
Comprehensive income: |  |  |  |  |  |  |  |
Consolidated net income | 87,535 |  |  |  |  |  |  | 87,535
Consolidated other comprehensive (loss) income |  |  |  |  |  |  |  | (180)
Consolidated comprehensive income |  |  |  |  |  |  |  | 87,355
Less: comprehensive income attributable to noncontrolling interest |  |  |  |  |  |  |  | (2,127)
Comprehensive income attributable to Mueller Industries, Inc. |  |  |  |  |  |  |  | 85,228
Balance at Dec. 25, 2010 | 815,897 | 401 | 263,233 | 611,279 | (37,046) | (49,131) | 27,161 |
Balance (in shares) at Dec. 25, 2010 |  | 40,092,000 |  |  |  | 2,237,000 |  |
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 |  |  |  |  |
Write-off of excess tax benefits arising from the exercise of stock options |  |  | 0 |  |  |  |  |
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: |  |  |  |  |  |  |  |
Foreign currency translation | (10,396) |  |  |  | (916) |  | 1,148 |
Net change with respect to derivative instruments and hedging activities, net of tax | (422) |  |  |  | (988) |  | 0 |
Net actuarial loss on pension and postretirement obligations, net of tax of $4,786, $1,631, and $2,138 |  |  |  |  | (10,378) |  |  |
Other, net |  |  |  |  | (81) |  |  |
Total other comprehensive (loss) income attributable to Mueller Industries, Inc. |  |  |  |  | (12,363) |  |  |
Treasury stock: |  |  |  |  |  |  |  |
Issuance of shares under incentive stock option plans (in shares) |  |  |  |  |  | (464,000) |  |
Repurchase of common stock (in shares) | 2,400,000 |  |  |  |  | 214,000 |  |
Repurchase of common stock |  |  |  |  |  | (9,098) |  |
Issuance of restricted stock (in shares) |  |  |  |  |  | (132,000) |  |
Noncontrolling interest: |  |  |  |  |  |  |  |
Net income attributable to noncontrolling interest | 765 |  |  |  |  |  | 765 |
Dividends paid to noncontrolling interests | 0 |  |  |  |  |  | 0 |
Comprehensive income: |  |  |  |  |  |  |  |
Consolidated net income | 87,086 |  |  |  |  |  |  | 87,086
Consolidated other comprehensive (loss) income |  |  |  |  |  |  |  | (11,215)
Consolidated comprehensive income |  |  |  |  |  |  |  | 75,871
Less: comprehensive income attributable to noncontrolling interest |  |  |  |  |  |  |  | (1,913)
Comprehensive income attributable to Mueller Industries, Inc. |  |  |  |  |  |  |  | 73,958
Balance at Dec. 31, 2011 | $ 884,762 | $ 401 | $ 266,936 | $ 682,380 | $ (49,409) | $ (44,620) | $ 29,074 |
Balance (in shares) at Dec. 31, 2011 |  | 40,092,000 |  |  |  | 1,855,000 |  |

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