XML 53 R37.htm IDEA: XBRL DOCUMENT v3.3.1.900

Note 6 - Intangible Assets (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Patents and Copyrights [Member]
Finite-Lived Intangible Asset, Useful Life	17 years	17 years
Finite-lived intangible assets, gross	$ 90,327	$ 77,357
Finite-lived intangible assets, accumulated amortization	36,659	33,153
Finite-lived intangible assets, net	$ 53,668	$ 44,204
Intellectual Property [Member]
Finite-Lived Intangible Asset, Useful Life	15 years	15 years
Finite-lived intangible assets, gross	$ 100,000	$ 100,000
Finite-lived intangible assets, accumulated amortization	93,333	88,333
Finite-lived intangible assets, net	$ 6,667	$ 11,667
Licensing Agreements [Member]
Finite-Lived Intangible Asset, Useful Life	5 years	5 years
Finite-lived intangible assets, gross	$ 10,000	$ 10,000
Finite-lived intangible assets, accumulated amortization	10,000	10,000
Finite-lived intangible assets, net	$ 0	$ 0
Certifications [Member]
Finite-Lived Intangible Asset, Useful Life	3 years	3 years
Finite-lived intangible assets, gross	$ 58,722	$ 58,722
Finite-lived intangible assets, accumulated amortization	58,722	58,722
Finite-lived intangible assets, net	$ 0	$ 0
Other Intangible Assets [Member]
Finite-Lived Intangible Asset, Useful Life	5 years	5 years
Finite-lived intangible assets, gross	$ 21,492	$ 21,492
Finite-lived intangible assets, accumulated amortization	21,492	21,492
Finite-lived intangible assets, net	0	0
Finite-lived intangible assets, gross	280,451	267,571
Finite-lived intangible assets, accumulated amortization	220,206	211,700
Finite-lived intangible assets, net	$ 60,335	$ 55,871

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

Name:	us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

Name:	us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph ((a)(1),(b))
-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

Name:	us-gaap_IntangibleAssetsNetExcludingGoodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=cvv_PatentsAndCopyrightsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_IntellectualPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_LicensingAgreementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=cvv_CertificationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OtherIntangibleAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: