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Note 9 - Employee Stock Option Plans (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options	$ 86,000us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	$ 27,000us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	$ 313,000us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions
Share Based Compensation Arrangement Exercisable Price for Options Granted to President and Specific Persons as Percentage of Closing Price	110.00%cvu_ShareBasedCompensationArrangementExercisablePriceForOptionsGrantedToPresidentAndSpecificPersonsAsPercentageOfClosingPrice
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)	$ 10.86us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	$ 8.17us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	$ 8.91us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares)	155,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised	45,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised	240,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Treasury Stock, Shares, Acquired (in Shares)	447,751us-gaap_TreasuryStockSharesAcquired
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value	679,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	266,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1,337,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value	387,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	2,472,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	859,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1
Issue of Stock for Cash and Noncash Consideration [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares)	50,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_AwardTypeAxis = cvu_IssueStockCashNoncashConsiderationMember
Treasury Stock, Value, Acquired, Cost Method	873,390us-gaap_TreasuryStockValueAcquiredCostMethod / us-gaap_AwardTypeAxis = cvu_IssueStockCashNoncashConsiderationMember
Issue of Stock for Noncash Consideration 2 [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares)	105,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_AwardTypeAxis = cvu_IssueOfStockForNoncashConsideration2Member
Treasury Stock, Shares, Acquired (in Shares)	69,687us-gaap_TreasuryStockSharesAcquired / us-gaap_AwardTypeAxis = cvu_IssueOfStockForNoncashConsideration2Member
Maximum [Member] | Non-Employees [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term	5 years
Maximum [Member] | Employees [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term	10 years
Employees [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years
Stock Option Plan 1995 [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Allocated Share-based Compensation Expense	468,000us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_PlanNameAxis = cvu_StockOptionPlan1995Member	380,000us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_PlanNameAxis = cvu_StockOptionPlan1995Member	383,000us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_PlanNameAxis = cvu_StockOptionPlan1995Member
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options	$ 513,000us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions / us-gaap_PlanNameAxis = cvu_StockOptionPlan1995Member	$ 266,000us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions / us-gaap_PlanNameAxis = cvu_StockOptionPlan1995Member	$ 528,000us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions / us-gaap_PlanNameAxis = cvu_StockOptionPlan1995Member
Performance Equity Plan 2000 [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)	1,230,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized / us-gaap_PlanNameAxis = cvu_PerformanceEquityPlan2000Member
Performance Equity Plan 2009 [Member]
Note 9 - Employee Stock Option Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)	500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized / us-gaap_PlanNameAxis = cvu_PerformanceEquityPlan2009Member
Share Based Compensation Arrangement Exercisable Price for Options Granted to President and Specific Persons as Percentage of Closing Price	110.00%cvu_ShareBasedCompensationArrangementExercisablePriceForOptionsGrantedToPresidentAndSpecificPersonsAsPercentageOfClosingPrice / us-gaap_PlanNameAxis = cvu_PerformanceEquityPlan2009Member
Share Based Compensation Arrangement Percentage of Voting Stock Considered for Higher Exercise Price	10.00%cvu_ShareBasedCompensationArrangementPercentageOfVotingStockConsideredForHigherExercisePrice / us-gaap_PlanNameAxis = cvu_PerformanceEquityPlan2009Member
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)	175,416us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant / us-gaap_PlanNameAxis = cvu_PerformanceEquityPlan2009Member

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Options exercisable price as percentage of closing price of the entity's shares for options granted to president and specific persons possessing more than 10% of the total combined voting power of all classes of Company stock, on the date of issuance under share based compensation arrangement.

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Percentage of the total combined voting power of all classes of stock considered for options exercisable at 110% of the closing price of the entity's shares on the date of issuance.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Number of share options (or share units) exercised during the current period.

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