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Acquisitions and Purchase Accounting - Additional Information (Details) (USD $) |  | 1 Months Ended |  |  | 1 Months Ended |  | 1 Months Ended |  |  |  | 1 Months Ended |  | 1 Months Ended |  | 1 Months Ended |  |  | 1 Months Ended |  | 1 Months Ended |  |  | 0 Months Ended |  | 0 Months Ended |  |  | 1 Months Ended |  | 1 Months Ended |  |  | 1 Months Ended |  | 1 Months Ended |  | 1 Months Ended |  |  | 1 Months Ended
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Apr. 12, 2011 Beech | Apr. 12, 2011 Beech Commercial Foodservice Trade Names | Apr. 30, 2011 Beech Commercial Foodservice Backlog M | Apr. 12, 2011 Beech Commercial Foodservice Backlog | May 27, 2011 Lincat | May 27, 2011 Lincat Measurement Period Adjustments | May 27, 2011 Lincat Commercial Foodservice Trade Names | May 31, 2011 Lincat Commercial Foodservice Backlog M | May 27, 2011 Lincat Commercial Foodservice Backlog | May 31, 2011 Lincat Commercial Foodservice Customer Relationships Y | May 27, 2011 Lincat Commercial Foodservice Customer Relationships | Jul. 31, 2011 Danfotech | Jul. 05, 2011 Danfotech | Jul. 05, 2011 Danfotech Measurement Period Adjustments | Jul. 05, 2011 Danfotech Book and Tax Basis Difference Tangible Assets and Liability Accounts | Jul. 05, 2011 Danfotech Book and Tax Basis Difference Intangible Assets | Jul. 05, 2011 Danfotech Food Processing Trade Names | Jul. 31, 2011 Danfotech Food Processing Backlog M | Jul. 05, 2011 Danfotech Food Processing Backlog Maximum | Jul. 31, 2011 Danfotech Food Processing Customer Relationships Y | Jul. 05, 2011 Danfotech Food Processing Customer Relationships | Jul. 31, 2011 Danfotech Food Processing Developed Technology Y | Jul. 05, 2011 Danfotech Food Processing Developed Technology | Jul. 22, 2011 Maurer | Jul. 22, 2011 Maurer Measurement Period Adjustments | Jul. 22, 2011 Maurer Food Processing Trade Names | Jul. 31, 2011 Maurer Food Processing Customer Relationships Y | Jul. 22, 2011 Maurer Food Processing Customer Relationships | Jul. 31, 2011 Maurer Food Processing Developed Technology Y | Jul. 22, 2011 Maurer Food Processing Developed Technology | Aug. 01, 2011 Auto-Bake | Aug. 01, 2011 Auto-Bake Measurement Period Adjustments | Aug. 01, 2011 Auto-Bake Food Processing Trade Names | Sep. 02, 2011 Auto-Bake Food Processing Backlog M | Aug. 01, 2011 Auto-Bake Food Processing Backlog | Sep. 02, 2011 Auto-Bake Food Processing Customer Relationships Y | Aug. 01, 2011 Auto-Bake Food Processing Customer Relationships | Dec. 02, 2011 Drake | Dec. 02, 2011 Drake Measurement Period Adjustments | Dec. 02, 2011 Drake Book and Tax Basis Difference Tangible Assets and Liability Accounts | Dec. 02, 2011 Drake Book and Tax Basis Difference Intangible Assets | Dec. 02, 2011 Drake Trade Names | Dec. 31, 2011 Drake Backlog M | Dec. 02, 2011 Drake Backlog | Dec. 31, 2011 Drake Customer Relationships Y | Dec. 02, 2011 Drake Customer Relationships | Dec. 21, 2011 Armor Inox | Dec. 21, 2011 Armor Inox Measurement Period Adjustments | Dec. 21, 2011 Armor Inox Trade Names | Dec. 31, 2011 Armor Inox Backlog Y | Dec. 21, 2011 Armor Inox Backlog | Dec. 31, 2011 Armor Inox Customer Relationships Y | Dec. 21, 2011 Armor Inox Customer Relationships | Dec. 31, 2011 Armor Inox Developed Technology Y | Dec. 21, 2011 Armor Inox Developed Technology | Mar. 14, 2012 Baker | Mar. 14, 2012 Baker Customer Relationships | Dec. 31, 2011 Baker Developed Technology Y
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition, purchase price | $ 13,000,000 |  |  |  | $ 82,100,000 |  |  |  |  |  |  |  | $ 6,100,000 |  |  |  |  |  |  |  |  |  |  | $ 3,300,000 | $ 600,000 |  |  |  |  |  | $ 22,500,000 |  |  |  |  |  |  | $ 21,700,000 |  |  |  |  |  |  |  |  | $ 28,700,000 |  |  |  |  |  |  |  |  | $ 10,300,000 |  |
Acquisition, other intangibles subject to non-amortization provision |  | 1,900,000 |  |  |  |  | 15,200,000 |  |  |  |  |  |  |  |  |  | 600,000 |  |  |  |  |  |  |  |  | 600,000 |  |  |  |  |  |  | 2,000,000 |  |  |  |  |  |  |  |  | 3,200,000 |  |  |  |  |  |  | 3,900,000 |  |  |  |  |  |  |  |  |
Acquisition, other intangibles, amortized |  |  |  | 100,000 |  |  |  |  | 500,000 |  | 17,600,000 |  |  |  |  |  |  |  | 100,000 |  | 400,000 |  | 100,000 |  |  |  |  | 300,000 |  | 100,000 |  |  |  |  | 200,000 |  | 1,900,000 |  |  |  |  |  |  | 100,000 |  | 2,500,000 |  |  |  |  | 5,200,000 |  | 1,300,000 |  | 1,800,000 |  | 800,000 |
Acquisition, other intangibles, amortization period |  |  | 3 |  |  |  |  | 3 |  | 5 |  |  |  |  |  |  |  | 3 |  | 4 |  | 3 |  |  |  |  | 4 |  | 3 |  |  |  |  | 3 |  | 5 |  |  |  |  |  |  | 1 |  | 5 |  |  |  |  | 2 |  | 5 |  | 6 |  |  |  | 5
Acquisition, additional assets purchased |  |  |  |  |  |  |  |  |  |  |  |  | 730,000 | 730,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Working capital adjustment, refund |  |  |  |  |  |  |  |  |  |  |  | 400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term deferred tax liabilities |  |  |  |  | 9,650,000 | (4,153,000) |  |  |  |  |  |  | 190,000 | 144,000 | 100,000 | 100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,218,000 | (817,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,975,000 | 0 |  |  |  |  |  |  |  |  |  |
Current deferred tax asset |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 390,000 | 0 | 400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term deferred tax liability |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,395,000 | $ 0 | $ 100,000 | $ 2,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Business Acquisition, Purchase Price Allocation, Deferred Income Tax Asset, Current + References No definition available. + Details
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- Definition The calculated weighted-average amortization period of a major class of finite-lived intangible assets acquired during the current period either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 44 -Subparagraph a(3) -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 -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16265-109275 + Details
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- Definition The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -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 amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph e -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 Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 52 -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 Amount of deferred tax assets or liabilities for the differences between the values assigned and the tax bases of assets and liabilities in a business combination, net of any valuation allowance for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph e -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 Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 38 -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 amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will not be amortized. Does not include goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph e -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 Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 52 -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 The assets recognized for each amount of assets recorded in a transaction with the acquiree that is recognized separately from the acquisition of assets and assumptions of liabilities in the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6909870&loc=d3e1392-128463 -Subparagraph (e)(3) + Details
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