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SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
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Dec. 27, 2014
SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS [Abstract] |
SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS | MUELLER INDUSTRIES, INC. SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS Years Ended December 27, 2014, December 28, 2013, and December 29, 2012
|  |  |  | Additions |  |  |  |  |  |  |
| Balance at |  |  | Charged to |  |  |  |  |  |  |  |  | Balance |
| beginning |  |  | costs and |  |  | Other |  |  |  |  |  | at end |
(In thousands) | of year |  |  | expenses |  |  | additions |  |  | Deductions |  |  | of year |
2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts | $ | 2,391 |  |  | $ | (500 | ) |  | $ | 18 | (1) |  | $ | 1,243 |  |  | $ | 666 |
Environmental reserves | $ | 23,637 |  |  | $ | 1,187 |  |  | $ | — |  |  | $ | 2,163 |  |  | $ | 22,661 |
Valuation allowance for deferred tax assets | $ | 22,544 |  |  | $ | (5,630 | ) |  | $ | 2,282 |  |  | $ | 2,077 |  |  | $ | 17,119 |
2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts | $ | 1,644 |  |  | $ | 273 |  |  | $ | 812 | (1) |  | $ | 338 |  |  | $ | 2,391 |
Environmental reserves | $ | 24,635 |  |  | $ | 986 |  |  | $ | — |  |  | $ | 1,984 |  |  | $ | 23,637 |
Valuation allowance for deferred tax assets | $ | 30,394 |  |  | $ | 332 |  |  | $ | — |  |  | $ | 8,182 |  |  | $ | 22,544 |
2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts | $ | 1,564 |  |  | $ | 867 |  |  | $ | 109 | (1) |  | $ | 896 |  |  | $ | 1,644 |
Environmental reserves | $ | 22,892 |  |  | $ | 3,056 |  |  | $ | — |  |  | $ | 1,313 |  |  | $ | 24,635 |
Valuation allowance for deferred tax assets | $ | 29,705 |  |  | $ | (1,224 | ) |  | $ | 1,913 |  |  | $ | — |  |  | $ | 30,394 |
(1) Other consists primarily of bad debt recoveries as well as the effect of fluctuating foreign currency exchange rates in all years presented. |

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 + Details
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