Condensed Consolidated Balance Sheets (September 30, 2012 Unaudited) Condensed Consolidated Balance Sheets (September 30, 2012 Unaudited) [Abstract] ASSETS ASSETS [Abstract] Current assets: Current assets: [Abstract] Cash and cash equivalents Accounts receivable, less allowance for doubtful accounts of $787 at September 30, 2012 and $781 at March 31, 2012 Inventories, net Prepaid expenses Deferred income taxes Prepaid income taxes Other current assets Total current assets Property, plant and equipment, net Goodwill Other intangible assets, net Other assets, net Total assets LIABILITIES AND STOCKHOLDERS' EQUITY LIABILITIES AND STOCKHOLDERS' EQUITY [Abstract] Current liabilities: Current liabilities: [Abstract] Accounts payable Accrued expenses Current portion of capital lease obligation Current portion of long-term debt Total current liabilities Deferred income taxes Capital lease obligation, less current portion Long-term debt, less current portion Total liabilities Stockholders’ equity: Stockholders’ equity: [Abstract] Common stock, 40,000,000 shares authorized, $.001 par value; issued and outstanding 16,390,628 shares at September 30, 2012 and March 31, 2012 Additional paid-in capital Accumulated other comprehensive loss Retained earnings Total stockholders’ equity Total liabilities and stockholders’ equity Accounts receivable, allowance for doubtful accounts (in Dollars) Common stock, shares authorized Common stock, par value (in Dollars per share) Common stock, shares issued Common stock, shares outstanding Condensed Consolidated Statements of Operations (Unaudited) Condensed Consolidated Statements of Operations (Unaudited) [Abstract] Net sales Cost of sales Gross profit Selling, general and administrative expenses Operating income Interest expense, net Income (loss) before extraordinary item Income tax expense (benefit) Extraordinary gain, net of tax expense (note 12) Net income (loss) Per share basis : Per share basis : [Abstract] Basic Basic [Abstract] Income (loss) before extraordinary item (in Dollars per share) Extraordinary gain, net of tax expense (in Dollars per share) Net income (loss) (in Dollars per share) Diluted Diluted [Abstract] Income (loss) before extraordinary item (in Dollars per share) Extraordinary gain, net of tax expense (in Dollars per share) Net income (loss) (in Dollars per share) Condensed Consolidated Statement Of Changes In Stockholders' Equity (September 30, 2012 unaudited) Condensed Consolidated Statement Of Changes In Stockholders' Equity (September 30, 2012 unaudited) [Abstract] Equity Component [Domain] Balance Balance Balance (in Shares) Balance (in Shares) Net loss Amortization of deferred compensation Amortization of deferred compensation Stock-based compensation Condensed Consolidated Statements of Cash Flows (Unaudited) Condensed Consolidated Statements of Cash Flows (Unaudited) [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: CASH FLOWS FROM OPERATING ACTIVITIES: [Abstract] Net income (loss) Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustments to reconcile net income (loss) to net cash provided by operating activities: [Abstract] Extraordinary gain Depreciation Amortization Provision for allowance for doubtful accounts Deferred income taxes Stock-based compensation Excess tax liability from stock-based compensation Tax benefit from vesting of stock under restricted management stock bonus plan and exercise of stock options Changes in operating assets and liabilities: Changes in operating assets and liabilities: [Abstract] Accounts receivable Inventories Prepaid expenses and other current assets Prepaid income taxes Other assets Accounts payable Accrued expenses Net cash provided by (used in) operating activities CASH FLOWS FROM INVESTING ACTIVITIES: CASH FLOWS FROM INVESTING ACTIVITIES: [Abstract] Purchase price adjustments Purchases of property, plant and equipment Proceeds from sale of property and equipment Net cash used in investing activities CASH FLOWS FROM FINANCING ACTIVITIES: CASH FLOWS FROM FINANCING ACTIVITIES: [Abstract] Proceeds from revolving line of credit and long-term borrowings Principal payments on revolving line of credit and long-term borrowings Principal payments on capital lease obligation Proceeds from exercise of stock options Net cash provided by (used in) financing activities Net decrease in cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Supplemental disclosures: Supplemental disclosures: [Abstract] Interest paid Income taxes paid (refunded) Note 1 - Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Note 2 - Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Note 3 - Recently Issued Accounting Pronouncements Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Note 4 - Inventories Inventory Disclosure [Text Block] Note 5 - Related Party Transactions Related Party Transactions Disclosure [Text Block] Note 6 - Other Intangible Assets Intangible Assets Disclosure [Text Block] Note 7 - Credit Facilities and Long-Term Debt Debt Disclosure [Text Block] Note 8 - Stock-Based Compensation Plans Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Note 9 - Income Taxes Income Tax Disclosure [Text Block] Note 10 - Earnings Per Share Earnings Per Share [Text Block] Note 11 - Other Matters Commitments and Contingencies Disclosure [Text Block] Note 12 - Extraordinary Gains and Losses Extraordinary Items Disclosure [Text Block] Significant Accounting Policies (Abstract) Significant Accounting Policies Balance sheet disclosure about offsetting assets and liabilities. Use of Estimates, Policy [Policy Text Block] Fair Value of Financial Instruments, Policy [Policy Text Block] Comprehensive Income, Policy [Policy Text Block] Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] BalanceSheetDisclosureAboutOffsettingAssetsAndLiabilitiesPolicyTextBlock Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] Schedule of Inventory, Current [Table Text Block] Schedule of Capital Leased Assets [Table Text Block] Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block] Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of Nonvested Share Activity [Table Text Block] Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Summary Of Inventory Stated At Lower Of Cost Or Market: Summary Of Inventory Stated At Lower Of Cost Or Market: [Abstract] Finished goods, net Raw materials Work in progress Total inventories, net Gross And Net Book Value Of The Capital Lease: Gross And Net Book Value Of The Capital Lease: [Abstract] Plant and fixed equipment Less: Accumulated amortization Future Minimum Lease Payments Under The Capital Lease: Future Minimum Lease Payments Under The Capital Lease: [Abstract] Balance of Fiscal 2013 2014 2015 2016 2017 Thereafter Total minimum lease payments Less: Amounts representing interest Present value of minimum lease payments Less: Current portion of capital lease obligation Long-term portion of capital lease obligation Other Intangible Assets Consist Of The Following: Other Intangible Assets Consist Of The Following: [Abstract] Indefinite-lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Trademarks/tradenames not subject to amortization Gross Carrying Value Accumulated Amortization Total Net Book Value Gross carrying amount of intangible assets. Total other intangible assets, net Total other intangible assets, net Total other intangible assets, net Components Of Long-Term Debt: Components Of Long-Term Debt: [Abstract] Credit Facility [Domain] Total Debt Less: current portion Total long-term debt Recognized Stock-Based Compensation (Exclusive of Deferred Tax Benefits) For Awards Granted Under the Company's Stock Option Plans: Recognized Stock-Based Compensation (Exclusive of Deferred Tax Benefits) For Awards Granted Under the Company's Stock Option Plans: [Abstract] Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain] Stock-based compensation expense before income tax benefits Fair Value of Stock Options on Date of Grant, and Assumptions Used to Estimate the Fair Value of the Stock Options Granted During the Period: Fair Value of Stock Options on Date of Grant, and Assumptions Used to Estimate the Fair Value of the Stock Options Granted During the Period: [Abstract] Weighted-average expected volatility Risk-free interest rate Expected life of options (in years) Fair value of options granted (in Dollars per share) Summary of the Changes in Outstanding Options for All of the Company's Plans: Summary of the Changes in Outstanding Options for All of the Company's Plans: [Abstract] Shares Shares Weighted Average Exercise Price (in Dollars per share) Weighted Average Exercise Price (in Dollars per share) Average Contract Life (Years) Average Contract Life (Years) Aggregate Intrinsic Value (in Dollars) Granted Granted (in Dollars per share) Expired/Forfeited Expired/Forfeited (in Dollars per share) Options exercisable at September 30, 2012 Options exercisable at September 30, 2012 (in Dollars per share) Options exercisable at September 30, 2012 Summary of Changes in Non-Vested Stock Options: Summary of Changes in Non-Vested Stock Options: [Abstract] Award Type [Domain] Weighted average grant date fair value of stock options. Weighted Average Grant Date Fair Value (in Dollars per share) Weighted Average Grant Date Fair Value (in Dollars per share) Granted Granted (in Dollars per share) Vested The weighted average grant-date fair value of options vested during the reporting period as calculated by applying the disclosed option pricing methodology. Vested (in Dollars per share) Forfeited The weighted average grant-date fair value of options forfeited during the reporting period as calculated by applying the disclosed option pricing methodology. Forfeited (in Dollars per share) Summary of Restricted Stock Activity Relating to the 1994 Stock Incentive Plan: Summary of Restricted Stock Activity Relating to the 1994 Stock Incentive Plan: [Abstract] Non-Vested at April 1, 2012 Non-Vested at April 1, 2012 (in Dollars per share) Vested Vested (in Dollars per share) Non-Vested at September 30, 2012 Non-Vested at September 30, 2012 (in Dollars per share) Basic and Diluted Net Earnings Per Share: Basic and Diluted Net Earnings Per Share: [Abstract] Numerator : Numerator : [Abstract] Income (loss) before extraordinary item (in Dollars) Extraordinary gain (note 12) (in Dollars) Net income (loss) for basic and diluted earnings per share (in Dollars) Denominator : Denominator : [Abstract] Denominator for basic earnings per share - weighted average shares (in Shares) Effect of dilutive securities: Effect of dilutive securities: [Abstract] Employee and director stock options (in Shares) Denominator for diluted earnings per share - adjusted weighted average shares (in Shares) Per share basis: Per share basis: [Abstract] Basic Basic [Abstract]0 Income before extraordinary gain Extraordinary gain, net of tax expense Net income (loss) Diluted Diluted [Abstract]0 Income before extraordinary gain Extraordinary gain, net of tax expense Net income (loss) Inventory Valuation Reserves Products and Services [Domain] Property, Plant and Equipment, Type [Domain] Related Party [Domain] Interim Period, Costs Not Allocable [Domain] Area of manufacturing and warehouse building. Required monthly payment on the capital lease. Increment in capital lease payments per year. Effective rate on capital lease obligation. Area Of Manufacturing And Warehouse Building (in Square feet) Area of Land (in Acres) Capital Leases, Income Statement, Amortization Expense Capital Lease, Monthly Payment IncrementInCapitalLeasePaymentsPerYear EffectiveRateOnCapitalLeaseObligation Capital Leases, Income Statement, Interest Expense Related Party Transaction, Purchases from Related Party Revenue from Related Parties Due from Related Parties Due to Related Parties Estimated aggregate amortization expense for cumulative time. Estimated aggregate future amortization expense. Amortization of Intangible Assets EstimatedAggregateAmortizationExpenseForCumulativeTime Estimated Aggregate Future Amortization Expense Financing [Domain] InstallmentDueDate [Domain] Amount of installment for principal repayments of term loan. Debt average interest rate. Line of Credit Facility, Maximum Borrowing Capacity Amount Of Installment For Principal Repayments Of Term Loan Debt Instrument, Basis Spread on Variable Rate Debt Average InterestRate Debt Instrument, Covenant Description Debt Instrument, Covenant Compliance Line of Credit Facility, Remaining Borrowing Capacity Line of Credit Facility, Amount Outstanding Title of Individual with Relationship to Entity [Domain] Option Indexed to Issuer's Equity, Type [Domain] Term of expiration for options granted under share based compensation. Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights Share Based Compensation, Options, Expiration Term Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value (in Dollars) Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized (in Dollars) Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Intrinsic Value Effective Income Tax Rate, Continuing Operations Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued (in Dollars) Antidilutive Securities, Name [Domain] Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Extraordinary Item, Gain (Loss), Net of Tax, Attributable to Parent Tax Effect of Extraordinary Item, Gain (Loss) Scenario [Axis] Equity Components [Axis] Common Stock [Member] Option Indexed to Issuer's Equity, Type [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Deferred Bonus and Profit Sharing Plan by Title of Individual [Axis] Additional Paid-in Capital [Member] Financing [Axis] Selling, General and Administrative Expenses [Member] Retained Earnings [Member] Credit Facility [Axis] Products and Services [Axis] Antidilutive Securities [Axis] Property, Plant and Equipment, Type [Axis] Indefinite-lived Intangible Assets by Major Class [Axis] Cost of Sales [Member] Related Party [Axis] Restricted Stock [Member] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs, by Report Line [Axis] Revolving Credit Facility [Member] Scenario, Unspecified [Domain] Stock Options [Member] Accumulated Other Comprehensive Income (Loss) [Member] Board of Directors Chairman [Member] Award Type [Axis] Nature of Expense [Axis] Installment Due Date [Axis] Installment Due Date [Axis] Custom Healthcare [Member] Custom Healthcare [Member] Trademarks Subject To Amortization 5 Years [Member] Trademarks subject to amortization (5 years) [Member] New Credit Agreement [Member] "New Credit Agreement" [Member] Small Kits And Trays [Member] Small Kits And Trays [Member] Due June 302013 [Member] Due June 30, 2013 [Member] Due June 302014 [Member] Due June 30, 2014 [Member] Due March 312013 [Member] Due March 31, 2013 [Member] Portion Included In Cost Of Goods Sold [Member] Portion Included In Cost Of Goods Sold [Member] Intellectual Property 7 Years [Member] Intellectual Property (7 years) [Member] Prior And New Credit Agreements [Member] "Prior and New Credit Agreements" [Member] Sterile Instruments [Member] Sterile Instruments [Member] Black Scholes [Member] Black-Scholes [Member] Secured Term Loan [Member] Secured Term Loan [Member] AVID Facility [Member] AVID Facility [Member] Customer Relationships 20 Years [Member] Customer Relationships (20 years) [Member] Prior Credit Agreement [Member] "Prior Credit Agreement" [Member] Non Vested Stock Options [Member] Non-Vested Stock Options [Member] Trademarks Tradenames Not Subject To Amortization [Member] Trademarks/Tradenames not subject to amortization [Member] Members Of The Board Of Directors [Member] Members of the Board of Directors [Member] Due December 312012 [Member] Due December 31, 2012 [Member] Portion Included In Selling General And Administrative Expenses [Member] Portion Included in Selling, General, And Administrative Expenses [Member] Document and Entity Information [Abstract] CapitalLeaseMonthlyPayment ShareBasedCompensationOptionsExpirationTerm BalanceSheetDisclosureAboutOffsettingAssetsAndLiabilitiesPolicyTextBlock AreaOfManufacturingAndWarehouseBuilding ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodWeightedAverageGrantDateFairValue AmountOfInstallmentForPrincipalRepaymentsOfTermLoan ExtraordinaryItemsDisclosureTextBlockAbstract EffectiveRateOnCapitalLeaseObligation CommitmentsAndContingenciesDisclosureTextBlockAbstract DebtDisclosureTextBlockAbstract InventoryDisclosureTextBlockAbstract IntangibleAssetsDisclosureTextBlockAbstract ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTableTextBlockAbstract SignificantAccountingPoliciesTextBlockAbstract 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[Policy Text Block] Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period Increase (Decrease) in Accounts Payable Debt Instrument, Basis Spread on Variable Rate Document Fiscal Year Focus Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Intrinsic Value Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Operating Activities Shares, Issued Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments Related Party Transactions Disclosure [Text Block] Debt Disclosure [Text Block] Schedule of Capital Leased Assets [Table Text Block] Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Liabilities and Equity Entity Current Reporting Status Capital Leases, Income Statement, Interest Expense Earnings Per Share [Text Block] Deferred Income Tax Expense (Benefit) Capital Leases, Future Minimum Payments Due Stockholders' Equity Attributable to Parent Due to Related Parties Schedule of Inventory, Current [Table Text Block] Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Amendment Description Extraordinary Items Disclosure [Text Block] Document Type Line of Credit Facility, Maximum Borrowing Capacity Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Fair Value of Financial Instruments, Policy [Policy Text Block] Repayments of Other Debt Due from Related Parties Liabilities, Current Effective Income Tax Rate, Continuing Operations Inventory Valuation Reserves Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Revenue from Related Parties Net Cash Provided by (Used in) Operating Activities Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block] Capital Leases, Income Statement, Amortization Expense Use of Estimates, Policy [Policy Text Block] Cash and Cash Equivalents, Period Increase (Decrease) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Assets, Current Intangible Assets Disclosure [Text Block] Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights Payments to Acquire Property, Plant, and Equipment Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized Schedule of Share-based Compensation, Stock Options, Activity [Table Text 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(Decrease) in Other Operating Assets Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Schedule of Long-term Debt Instruments [Table Text Block] Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Line of Credit Facility, Amount Outstanding Entity Well-known Seasoned Issuer Increase (Decrease) in Prepaid Taxes Payments to Acquire Businesses, Net of Cash Acquired Increase (Decrease) in Inventories Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Related Party Transaction, Purchases from Related Party Income (Loss) from Extraordinary Items, Net of Tax, Per Basic Share Increase (Decrease) in Accrued Liabilities Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value Gross Profit Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Debt Instrument, Covenant Compliance Liabilities Current Fiscal Year End Date Document Fiscal Period Focus Capital Leases, Balance Sheet, Assets by Major Class, Net Statement [Table] Statement [Line Items]