Equipment and Leasehold Improvements, Net. Equipment and leasehold improvements, net Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year; net of accumulated depreciation. Examples include land, buildings, and production equipment. It also includes the total gross amount of assets subject to a lease meeting the criteria for capitalization. CONDENSED CONSOLIDATED BALANCE SHEETS Assets [Abstract] ASSETS Assets, Current [Abstract] Current assets: Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Inventory, Net Inventories, net Assets, Current Total current assets Other Assets, Noncurrent Other assets Assets Total assets Liabilities and Stockholders' Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities, Current [Abstract] Current liabilities: Long-term Debt, Current Maturities Current maturities of long-term debt Line of Credit, Current Line of credit Customer Deposits, Current Customer deposits Accounts Payable, Current Accounts payable Accrued Liabilities, Current Accrued expenses Liabilities, Current Total current liabilities Long-term Debt, Excluding Current Maturities Long-term debt, excluding current maturities Liabilities Total liabilities Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Stockholders' equity: Common Stock, Value, Issued Common stock of $0.02 par value, shares authorized 7,500,000; 5,395,168 shares issued and outstanding at June 30, 2011 and 5,395,168 at March 31, 2011 Retained Earnings (Accumulated Deficit) Accumulated deficit Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total stockholders' equity Liabilities and Stockholders' Equity Total liabilities and stockholders' equity Statement [Table] Statement, Scenario [Axis] Scenario, Unspecified [Domain] Statement [Line Items] Statement Allowance for Doubtful Accounts Receivable, Current Accounts receivable, allowance for doubtful accounts (in dollars) Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Common Stock, Shares, Outstanding Common stock, shares outstanding CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS Sales Revenue, Net NET SALES Cost of Goods Sold COST OF SALES Gross Profit Gross Profit Operating Expenses [Abstract] OPERATING EXPENSES: General and Administrative Expense General and administrative Selling and Marketing Expense Sales and marketing Research and Development Expense Research and development Operating Expenses Total operating expenses Operating Income (Loss) Income from operations Other Nonoperating Income (Expense) [Abstract] OTHER INCOME (EXPENSE): Nonoperating Income (Expense) Total other expense, net Other Nonoperating Income Other income, net Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Cumulative Effects of Changes in Accounting Principles, Noncontrolling Interest Income before income taxes Income Tax Expense (Benefit) PROVISION FOR INCOME TAXES Net Income (Loss), Including Portion Attributable to Noncontrolling Interest NET INCOME Net income EARNINGS PER SHARE NET INCOME PER SHARE: Earnings Per Share, Basic Basic (in dollars per share) Earnings Per Share, Diluted Diluted (in dollars per share) Weighted Average Number of Shares Outstanding, Diluted [Abstract] SHARES USED IN CALCULATION OF NET INCOME PER SHARE: Weighted Average Number of Shares Outstanding, Basic Basic (in shares) Weighted Average Number of Shares Outstanding, Diluted Diluted (in shares) Net Cash Provided by (Used in) Operating Activities [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Depreciation, Depletion and Amortization Depreciation and amortization Amortization of Financing Costs Amortization of debt issue costs and other assets Proceeds from Issuance of Common Stock Issuance of common stock for services Share-based Compensation. Share based compensation expense Increase (Decrease) in Accounts Receivable Accounts receivable Increase (Decrease) in Inventories Inventories Increase (Decrease) in Prepaid, Deferred Expense and Other Assets Prepaid expenses and other assets Increase (Decrease) in Operating Liabilities [Abstract] Net increase (decrease) in liabilities: Increase (Decrease) in Customer Deposits Customer deposits Increase (Decrease) in Accounts Payable Accounts payable Increase (Decrease) in Accrued Liabilities Accrued expenses Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] CASH FLOWS FROM INVESTING ACTIVITIES: Payments to Acquire Productive Assets Investment in equipment and leasehold improvements Net Cash Provided by (Used in) Investing Activities Net cash (used in) provided by investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] CASH FLOWS FROM FINANCING ACTIVITIES: Repayments of Long-term Debt Principal payments on long-term debt Proceeds from Stock Options Exercised Proceeds from stock options exercised Net Cash Provided by (Used in) Financing Activities Net cash used in financing activities Cash and Cash Equivalents, Period Increase (Decrease) Net increase in cash and cash equivalents Supplemental Cash Flow Information [Abstract] SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: Income Taxes Paid, Net Income taxes Interest Paid Interest CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Cash Paid During Period For [Abstract] Cash paid during the period for: Document and Entity Information Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] BASIS OF PRESENTATION Inventory Disclosure [Text Block] INVENTORIES, NET Accounts Payable and Accrued Liabilities Disclosure [Text Block] ACCRUED EXPENSES Long-term Debt [Text Block] LONG-TERM DEBT Disclosure of Compensation Related Costs, Share-based Payments [Text Block] SHARE-BASED COMPENSATION Income Tax Disclosure [Text Block] INCOME TAXES Earnings Per Share [Text Block] EARNINGS PER SHARE Short-term Debt [Text Block] LINE OF CREDIT Deferred Tax Assets, Net, Current Deferred tax assets Deferred Tax Assets, Net, Noncurrent Deferred tax assets Commitments and Contingencies Commitments and contingencies Prepaid Expense and Other Assets, Current Prepaid expenses and other assets Gain (Loss) on Disposition of Assets Loss on disposal of equipment and leasehold improvements Loss on disposal of equipment and leasehold improvements Deferred Income Tax Expense (Benefit) Deferred income tax (benefit) expense Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Amendment Description Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus BASIS OF PRESENTATION INVENTORIES, NET EQUIPMENT AND LEASEHOLD IMPROVEMENTS, NET Property, Plant and Equipment Disclosure [Text Block] EQUIPMENT AND LEASEHOLD IMPROVEMENTS, NET ACCRUED EXPENSES LINE OF CREDIT LONG-TERM DEBT LEASES Leases of Lessee Disclosure [Text Block] LEASES SHARE-BASED COMPENSATION INCOME TAXES NEW ACCOUNTING PRONOUNCEMENTS Accounting Changes and Error Corrections [Text Block] NEW ACCOUNTING PRONOUNCEMENTS Provision for (reduction of) inventory reserve Inventory Write-down Accounts Receivable Net Current Accounts receivable, net of allowance for doubtful accounts of $58 at June 30, 2011 and March 31, 2011 Additional Paid In Capital Common Stock Additional paid-in capital Interest Income Expense Nonoperating Net Interest expense, net Net (increase) decrease in assets: Increase Decrease In Operating Assets Abstract Increase Decrease In Restricted Cash Proceeds from return of restricted cash Proceeds from Issuance of Long-term Debt Proceeds from new long term debt, net of costs