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Intangible Assets (Details 1) (USD $)
Sep. 30, 2014
Finite-Lived Intangible Assets [Line Items]  
2015 $ 182,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
2016 180,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
2017 122,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
2018 122,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
2019 122,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
Thereafter 316,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
Total 1,044,000us-gaap_FiniteLivedIntangibleAssetsNet
Acquired Customer Base [Member]  
Finite-Lived Intangible Assets [Line Items]  
2015 80,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_AcquiredCustomerBaseMember
2016 80,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_AcquiredCustomerBaseMember
2017 80,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_AcquiredCustomerBaseMember
2018 80,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_AcquiredCustomerBaseMember
2019 80,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_AcquiredCustomerBaseMember
Thereafter 68,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_AcquiredCustomerBaseMember
Total 468,000us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_AcquiredCustomerBaseMember
Know How [Member]  
Finite-Lived Intangible Assets [Line Items]  
2015 34,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_KnowHowMember
2016 34,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_KnowHowMember
2017 34,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_KnowHowMember
2018 34,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_KnowHowMember
2019 34,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_KnowHowMember
Thereafter 129,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_KnowHowMember
Total 299,000us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_KnowHowMember
Patents [Member]  
Finite-Lived Intangible Assets [Line Items]  
2015 8,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PatentsMember
2016 8,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PatentsMember
2017 8,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PatentsMember
2018 8,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PatentsMember
2019 8,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PatentsMember
Thereafter 119,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PatentsMember
Total 159,000us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PatentsMember
Biomedical Technologies [Member]  
Finite-Lived Intangible Assets [Line Items]  
2015 60,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_BiomedicalTechnologiesMember
2016 58,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_BiomedicalTechnologiesMember
2017 0us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_BiomedicalTechnologiesMember
2018 0us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_BiomedicalTechnologiesMember
2019 0us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_BiomedicalTechnologiesMember
Thereafter 0us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_BiomedicalTechnologiesMember
Total $ 118,000us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= dysl_BiomedicalTechnologiesMember