Acquisitions (Details Textual) (USD $) In Thousands, unless otherwise specified
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12 Months Ended |
0 Months Ended |
3 Months Ended |
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Dec. 27, 2014
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Dec. 28, 2013
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Dec. 29, 2012
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Oct. 18, 2012
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Dec. 28, 2013
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Apr. 01, 2013
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Mar. 30, 2013
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Business Acquisition [Line Items] |
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Percentage of Common Stock Purchased |
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60.00%snhy_PurchaseOfRemainingInterestInEquityInvestee
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Transaction cost arising from acquisition |
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$ 1,000us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
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Goodwill |
5,141us-gaap_Goodwill
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5,221us-gaap_Goodwill
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4,472us-gaap_Goodwill
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5,221us-gaap_Goodwill
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Gross carrying amount |
4,479us-gaap_FiniteLivedIntangibleAssetsGross
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3,404us-gaap_FiniteLivedIntangibleAssetsGross
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3,404us-gaap_FiniteLivedIntangibleAssetsGross
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Gain on purchase of business |
0us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount
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528us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount
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0us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount
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Equity method investment, ownership percentage |
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40.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
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Series of Individually Immaterial Business Acquisitions [Member] |
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Business Acquisition [Line Items] |
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Transaction cost arising from acquisition |
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1,458us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
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Goodwill |
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1,731us-gaap_Goodwill / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
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726us-gaap_Goodwill / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
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Gross carrying amount |
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746us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
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Acquisition-related costs (included in Selling, engineering, and administrative expenses) |
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12us-gaap_BusinessCombinationAcquisitionRelatedCosts / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
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Gain on purchase of business |
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528us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
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Percentage of sale of component supplier |
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80.00%snhy_BusinessAcquisitionRevenuePercentageAttributableToAcquiree / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
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Seungwon Solutions Corporation [Member] |
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Business Acquisition [Line Items] |
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Transaction cost arising from acquisition |
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80us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts / us-gaap_BusinessAcquisitionAxis = snhy_SeungwonSolutionsCorporationMember
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Trade Name [Member] |
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Business Acquisition [Line Items] |
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Gross carrying amount |
774us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember
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774us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember
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774us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember
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Finite-lived intangible assets, estimated useful life |
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1 year
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Trade Name [Member] | Series of Individually Immaterial Business Acquisitions [Member] |
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Business Acquisition [Line Items] |
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Trade name |
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18us-gaap_FiniteLivedTradeNamesGross / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember
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Noncompete Agreements [Member] |
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Business Acquisition [Line Items] |
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Gross carrying amount |
11us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
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11us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
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11us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
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Finite-lived intangible assets, estimated useful life |
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2 years
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Noncompete Agreements [Member] | Series of Individually Immaterial Business Acquisitions [Member] |
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Business Acquisition [Line Items] |
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Non-compete agreements |
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11us-gaap_FiniteLivedNoncompeteAgreementsGross / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
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Customer Relationships [Member] |
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Business Acquisition [Line Items] |
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Gross carrying amount |
1,751us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
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1,751us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
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1,751us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
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Customer Relationships [Member] | Series of Individually Immaterial Business Acquisitions [Member] |
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Business Acquisition [Line Items] |
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Finite-lived intangible assets, estimated useful life |
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15 years
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Customer relationships |
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276us-gaap_FiniteLivedCustomerRelationshipsGross / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
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Developed Technology Rights [Member] | Series of Individually Immaterial Business Acquisitions [Member] |
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Business Acquisition [Line Items] |
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Finite-lived intangible assets, estimated useful life |
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10 years
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Acquired definite lived intangible assets |
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$ 441us-gaap_OtherFiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_DevelopedTechnologyRightsMember
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