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Debt (Details) Share data in Millions, unless otherwise specified | 12 Months Ended |  | 12 Months Ended |  |  | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 29, 2012 USD ($) | Dec. 31, 2011 USD ($) | Dec. 25, 2010 USD ($) | Dec. 29, 2012 Mueller Xingrong Line of Credit [Member] | Jul. 27, 2012 Mueller Xingrong Line of Credit [Member] USD ($) | Jul. 27, 2012 Mueller Xingrong Line of Credit [Member] CNY | Dec. 29, 2012 Leucadia National Corporation [Member] USD ($) | Dec. 29, 2012 Credit Agreement [Member] USD ($) | Dec. 11, 2012 Credit Agreement [Member] USD ($) | Sep. 24, 2012 Credit Agreement [Member] USD ($) | Dec. 29, 2012 6% Subordinated Debentures [Member] USD ($) | Dec. 31, 2011 6% Subordinated Debentures [Member] USD ($) | Dec. 29, 2012 2001 Series IRB [Member] USD ($) | Dec. 31, 2011 2001 Series IRB [Member] USD ($) | Dec. 29, 2012 Term Loan Facility [Member] USD ($) | Dec. 31, 2011 Term Loan Facility [Member] USD ($) | Dec. 29, 2012 Mueller Xingrong Line of Credit [Member] USD ($) | Dec. 31, 2011 Mueller Xingrong Line of Credit [Member] USD ($) | Dec. 29, 2012 Other [Member] USD ($) | Dec. 31, 2011 Other [Member] USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt | $ 234,870,000 | $ 197,741,000 |  |  |  |  |  |  |  |  | $ 0 | $ 148,176,000 | $ 8,250,000 | $ 9,250,000 | $ 200,000,000 | $ 0 | $ 26,570,000 | $ 40,265,000 | $ 50,000 | $ 50,000
Less current portion of debt | (27,570,000) | (41,265,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt | 207,300,000 | 156,476,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt redeemed | 149,176,000 | 750,000 | 0 |  |  |  |  |  |  |  | 148,200,000 |  |  |  |  |  |  |  |  |
Interest paid upon redemption of debentures |  |  |  |  |  |  |  |  |  |  | 1,300,000 |  |  |  |  |  |  |  |  |
Debt, stated interest rate (in hundredths) |  |  |  |  |  |  |  |  |  |  | 6.00% |  | 1.32% |  | 1.59% |  | 6.00% |  |  |
Debt instrument maturity date |  |  |  |  |  |  |  |  |  |  | Dec. 31, 2014 |  | Dec. 31, 2021 |  | Dec. 11, 2017 |  | Jul. 27, 2013 |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of banks in the credit agreement syndicate |  |  |  | 4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility maximum borrowing capacity |  |  |  |  | 55,000,000 | 350,000,000 |  |  | 550,000,000 | 350,000,000 |  |  |  |  |  |  |  |  |  |
Maturity date |  |  |  | Jul. 27, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial line of credit facility maximum borrowing capacity |  |  |  |  |  | 350,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial maturity date of previous credit agreement |  |  |  | Jul. 28, 2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repurchase of common stock (in shares) |  |  |  |  |  |  | 10.4 |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of long-term debt | 200,000,000 | 0 | 0 |  |  |  |  | 200,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Total cost of common stock repurchased |  |  |  |  |  |  | 427,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument variable rate basis |  |  |  |  |  |  |  | Borrowings under the Agreement bear interest, at the Company's option, at LIBOR or Base Rate as defined by the Agreement, plus a variable premium. LIBOR advances may be based upon the one, three, or six-month LIBOR. |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate, LIBOR, minimum (in hundredths) |  |  |  |  |  |  |  | 11.25% |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate, LIBOR, maximum (in hundredths) |  |  |  |  |  |  |  | 16.25% |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate, LIBOR, (in hundredths) |  |  |  |  |  |  |  | 13.75% |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate, Base Rate loans, minimum (in hundredths) |  |  |  |  |  |  |  | 1.25% |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate, Base Rate loans, maximum (in hundredths) |  |  |  |  |  |  |  | 6.25% |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate, Base Rate loans (in hundredths) |  |  |  |  |  |  |  | 3.75% |  |  |  |  |  |  |  |  |  |  |  |
Credit facility commitment fee, minimum (in hundredths) |  |  |  |  |  |  |  | 2.50% |  |  |  |  |  |  |  |  |  |  |  |
Credit facility commitment fee, maximum (in hundredths) |  |  |  |  |  |  |  | 3.75% |  |  |  |  |  |  |  |  |  |  |  |
Outstanding letters of credit |  |  |  |  |  |  |  | 10,900,000 |  |  |  |  |  |  |  |  |  |  |  |
Terms of the letters of credit (in years) |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate annual maturities of debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2013 | 27,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2014 | 1,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2015 | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2016 | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2017 | 201,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Thereafter | 3,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest paid | 8,400,000 | 10,800,000 | 11,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest capitalized | $ 0 | $ 0 | $ 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 47 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 + Details
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- Definition The net cash inflow or outflow associated with security instrument that either represents a creditor or an ownership relationship with the holder of the investment security with a maturity of beyond one year or normal operating cycle, if longer. Includes proceeds from and repayments of (a) debt, (b) capital lease obligations, (c) mandatory redeemable capital securities, and (d) any combination of (a), (b), or (c). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Section B -Paragraph 11A -Chapter 1 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 + Details
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