Annual report pursuant to Section 13 and 15(d)

6. ACQUISITION OF ASSETS OF PHYTOSPHERE SYSTEMS, LLC (Details-Intangible assets)

v2.4.1.9
6. ACQUISITION OF ASSETS OF PHYTOSPHERE SYSTEMS, LLC (Details-Intangible assets) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Intangible assets $ 4,110,000us-gaap_FiniteLivedIntangibleAssetsGross $ 4,110,000us-gaap_FiniteLivedIntangibleAssetsGross
Accumulated amortization 1,575,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization 753,500us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Net 2,535,000us-gaap_FiniteLivedIntangibleAssetsNet 3,356,500us-gaap_FiniteLivedIntangibleAssetsNet
Phytosphere Systems | Vendor relationships    
Intangible assets 1,170,000us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= canv_VendorRelationshipsMember
1,170,000us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= canv_VendorRelationshipsMember
Accumulated amortization 448,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= canv_VendorRelationshipsMember
214,500us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= canv_VendorRelationshipsMember
Net 722,000us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= canv_VendorRelationshipsMember
955,500us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= canv_VendorRelationshipsMember
Phytosphere Systems | Trade name    
Intangible assets 2,300,000us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
230,000us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
Accumulated amortization 88,167us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
42,167us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
Net 141,833us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
187,833us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
Phytosphere Systems | Noncompete agreement    
Intangible assets 2,710,000us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
2,710,000us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
Accumulated amortization 1,038,833us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
496,833us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
Net $ 1,671,167us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
$ 2,213,167us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_BusinessAcquisitionAxis
= canv_PhytosphereSystemsMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember