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EQUITY COMPENSATION PLANS AND SHARE-BASED COMPENSATION (Details) (USD $)
12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2013
Oct. 22, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes $ 9,788,000us-gaap_AllocatedShareBasedCompensationExpense $ 7,643,000us-gaap_AllocatedShareBasedCompensationExpense $ 7,086,000us-gaap_AllocatedShareBasedCompensationExpense  
Income tax benefit (3,293,000)us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense (2,605,000)us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense (2,557,000)us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense  
Total share-based compensation expense after income taxes 6,495,000us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax 5,038,000us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax 4,529,000us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax  
Net impact of share-based compensation on [Abstract]        
Basic net income per share (in dollars per share) $ 0.29abax_NetImpactOfShareBasedCompensationEarningsPerShareBasic $ 0.23abax_NetImpactOfShareBasedCompensationEarningsPerShareBasic $ 0.21abax_NetImpactOfShareBasedCompensationEarningsPerShareBasic  
Diluted net income per share (in dollars per share) $ 0.28abax_NetImpactOfShareBasedCompensationOnEarningsPerShareDiluted $ 0.22abax_NetImpactOfShareBasedCompensationOnEarningsPerShareDiluted $ 0.20abax_NetImpactOfShareBasedCompensationOnEarningsPerShareDiluted  
Capitalized share-based compensation costs 100,000abax_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmountIncludedInInventories 100,000abax_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmountIncludedInInventories 200,000abax_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmountIncludedInInventories  
Excess tax benefits classified as financing cash inflow 961,000us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 2,164,000us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 2,683,000us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities  
2014 Equity Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Total number of shares of the Company's common stock available for issuance under the 2014 Plan (in shares)       1,712,409abax_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForIssuanceUnder2014Plan
/ us-gaap_PlanNameAxis
= abax_Two014EquityIncentivePlanMember
Maximum shares authorized for issuance (in shares) 1,712,409us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= abax_Two014EquityIncentivePlanMember
     
Shares available for future issuance (in shares) 875,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
/ us-gaap_PlanNameAxis
= abax_Two014EquityIncentivePlanMember
     
Cost of Revenues [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes 1,409,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember
1,105,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember
921,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember
 
Research and Development [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes 1,574,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
1,138,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
1,150,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
 
Sales and Marketing [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes 3,156,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingAndMarketingExpenseMember
2,146,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingAndMarketingExpenseMember
2,506,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingAndMarketingExpenseMember
 
General and Administrative [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes $ 3,649,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
$ 3,254,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
$ 2,509,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember