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INTANGIBLE ASSETS AND GOODWILL (Schedule of Other Intangible Assets) (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013
Other Intangible Assets |  |  |  |
Gross Carrying Amount | $ 6,706,133 us-gaap_FiniteLivedIntangibleAssetsGross |  | $ 33,318,987 us-gaap_FiniteLivedIntangibleAssetsGross |
Accumulated Amortization | 2,797,734 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |  | 3,716,396 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |
Net Carrying Amount | 3,908,399 us-gaap_IntangibleAssetsNetExcludingGoodwill |  | 29,602,591 us-gaap_IntangibleAssetsNetExcludingGoodwill |
Acquired intangibles - customer lists and non-compete agreements [Member] |  |  |  |
Other Intangible Assets |  |  |  |
Gross Carrying Amount | 1,997,300 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesOneMember |  | 1,997,300 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesOneMember |
Accumulated Amortization | 1,532,123 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesOneMember |  | 1,343,819 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesOneMember |
Net Carrying Amount | 465,177 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesOneMember |  | 653,481 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesOneMember |
Acquired intangibles - customer lists and non-compete agreements [Member] | Minimum [Member] |  |  |  |
Other Intangible Assets |  |  |  |
Useful Life | 5 years |  |  |
Acquired intangibles - customer lists and non-compete agreements [Member] | Maximum [Member] |  |  |  |
Other Intangible Assets |  |  |  |
Useful Life | 10 years |  |  |
Acquired intangibles-patents and patent rights [Member] |  |  |  |
Other Intangible Assets |  |  |  |
Gross Carrying Amount | 3,650,000 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesTwoMember | [1] | 30,356,164 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesTwoMember | [1]
Accumulated Amortization | 852,343 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesTwoMember | [1] | 2,042,083 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesTwoMember | [1]
Net Carrying Amount | 2,797,657 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesTwoMember | [1] | 28,314,081 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = dss_AcquiredIntangiblesTwoMember | [1]
Useful Life | 5 years 4 months 24 days |  |  |
Patent Application Costs [Member] |  |  |  |
Other Intangible Assets |  |  |  |
Gross Carrying Amount | 1,058,833 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember | [2] | 965,523 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember | [2]
Accumulated Amortization | 413,268 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember | [2] | 330,494 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember | [2]
Net Carrying Amount | $ 645,565 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember | [2] | $ 635,029 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember | [2]
Useful Life | 10 years |  |  |
[1] | Acquired patents and patent rights are amortized over their expected useful life which is generally the remaining legal life of the patent. As of December 31, 2014, the weighted average remaining useful life of these assets in service was approximately 5.4 years.
[2] | Patent application costs are amortized over their expected useful life which is generally the remaining legal life of the patent. As of December 31, 2014, the weighted average remaining useful life of these assets in service was approximately 10.0 years.

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