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Note 11 - Major Customers (Details Textual)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Costs and Estimated Earnings in Excess of Billings on Uncompleted Contracts [Member] | Customer Concentration Risk [Member] | US Government [Member]
Concentration Risk, Percentage	1.00%	1.00%
Costs and Estimated Earnings in Excess of Billings on Uncompleted Contracts [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Concentration Risk, Percentage	26.00%	27.00%
Costs and Estimated Earnings in Excess of Billings on Uncompleted Contracts [Member] | Customer Concentration Risk [Member] | Customer B [Member]
Concentration Risk, Percentage	23.00%	25.00%
Costs and Estimated Earnings in Excess of Billings on Uncompleted Contracts [Member] | Customer Concentration Risk [Member] | Customer C [Member]
Concentration Risk, Percentage	13.00%	13.00%
Costs and Estimated Earnings in Excess of Billings on Uncompleted Contracts [Member] | Customer Concentration Risk [Member] | Customer D [Member]
Concentration Risk, Percentage	11.00%	8.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | US Government [Member]
Concentration Risk, Percentage	1.00%	2.00%	2.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Concentration Risk, Percentage	30.00%	22.00%	26.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Customer B [Member]
Concentration Risk, Percentage	17.00%	22.00%	21.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Customer C [Member]
Concentration Risk, Percentage	13.00%	19.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Customer D [Member]
Concentration Risk, Percentage	12.00%	11.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Concentration Risk, Percentage	30.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer B [Member]
Concentration Risk, Percentage	18.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer C [Member]
Concentration Risk, Percentage	16.00%	15.00%
Number of Large Customers Contributed to Revenue of Entity	4	4
Number of Large Customers Included in Accounts Receivable of Entity	3	3
Number of Large Commercial Customers Accounted for Major Share in Costs and Estimated Earnings in Excess of Billings on Uncompleted Contracts	4	4

X

- Definition

Represents number of large customers accounted for entity's major share of revenue during the reporting period.

+ References

No definition available.

+ Details

Name:	cvu_NumberOfLargeCustomersContributedToRevenueOfEntity
Namespace Prefix:	cvu_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents number of large customers accounted for entity's major share of accounts receivable during the reporting period.

+ References

No definition available.

+ Details

Name:	cvu_NumberOfLargeCustomersIncludedInAccountsReceivableOfEntity
Namespace Prefix:	cvu_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Represents number of large commercial customers of the entity accounted for major share in costs and estimated earnings in excess of billings on uncompleted contracts.

+ References

No definition available.

+ Details

Name:	cvu_NumberofLargeCommercialCustomersAccountedForMajorShareInCostsAndEstimatedEarningsInExcessOfBillingsOnUncompletedContracts
Namespace Prefix:	cvu_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

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X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=cvu_CustomerAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=cvu_CustomerBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Data Type:	na
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Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=cvu_CustomerDMember
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Data Type:	na
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Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: