Equity Components [Axis]
Common Stock [Member]
Capital in Excess of Par Value [Member]
Retained Earnings [Member]
Cash and Cash Equivalents [Axis]
Interest bearing account [Member]
Non-interest bearing accounts [Member]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment Other Types [Member]
Range [Axis]
Maximum [Member]
Minimum [Member]
Industry Sector [Axis]
Commercial Electronic Markets [Member]
Concentration Risk Benchmark [Axis]
Sales Revenue, Net [Member]
Military Markets [Member]
Website development cost [Member]
Computers [Member]
Tools and dies [Member]
Leasehold improvements [Member]
Machinery and equipment [Member]
Furniture and fixture [Member]
Debt Instrument [Axis]
Accounts Receivable Financing Agreement [Member]
Title of Individual [Axis]
Four non-executive officer key employees [Member]
Michael Offerman [Member]
Robert Knoth [Member]
Gerald Chafetz [Member]
Allen Gottlieb [Member]
Concentration Risk Type [Axis]
Customer Concentration Risk [Member]
Sonia Marciano [Member]
Eric Hugel [Member]
David Offerman [Member]
Accounts Receivable [Member]
Customer [Axis]
Major Customer One [Member]
Award Type [Axis]
Scenario, Forecast [Member]
Subsequent Event Type [Axis]
Subsequent Event [Member]
Officers, directors and key employees [Member]
IEH employees [Member]
Non-employee directors [Member]
Plan Name [Axis]
2011 Equity Incentive Plan [Member]
Document And Entity Information
Entity Registrant Name
Entity Central Index Key
Document Type
Document Period End Date
Amendment Flag
Amendment Description
Current Fiscal Year End Date
Is Entity a Well-known Seasoned Issuer
Is Entity a Voluntary Filer
Is Entity's Reporting Status Current
Entity Filer Category
Entity Public Float
Entity Common Stock, Shares Outstanding
Document Fiscal Period Focus
Document Fiscal Year Focus
Statement of Financial Position [Abstract]
ASSETS
CURRENT ASSETS:
Cash
Accounts receivable, less allowances for doubtful accounts of $11,562 at March 30, 2018 and March 31, 2017
Inventories (Note 2)
Excess payments to accounts receivable factor (Note 5)
Prepaid expenses and other current assets (Note 3)
Total Current Assets
PROPERTY, PLANT AND EQUIPMENT, less accumulated depreciation and amortization of $9,377,361 at March 30, 2018 and $9,047,324 at March 31, 2017 and (Note 4)
OTHER ASSETS:
Other assets
Total Assets
LIABILITIES AND STOCKHOLDERS' EQUITY
CURRENT LIABILITIES:
Accounts payable
Accrued corporate income taxes
Other current liabilities (Note 6)
Total Current Liabilities
Total Liabilities
STOCKHOLDERS' EQUITY:
Common Stock, $.01 par value; 10,000,000 shares authorized; 2,303,468 shares issued and outstanding at March 30, 2018 and 2,303,468 shares issued and outstanding at March 31, 2017
Capital in excess of par value
Retained earnings (Note 8)
Total Stockholders' Equity
Total Liabilities and Stockholders' Equity
Allowances for doubtful accounts
Accumulated depreciation and amortization
Common stock, par value
Common stock, shares authorized
Common stock, shares issued
Common stock, shares outstanding
Income Statement [Abstract]
REVENUE, net sales
COSTS AND EXPENSES:
Cost of products sold
Selling, general and administrative
Interest expense
Depreciation and amortization
Total Costs and Expenses
OPERATING INCOME
OTHER INCOME
INCOME BEFORE INCOME TAXES
PROVISION FOR INCOME TAXES
NET INCOME
BASIC AND DILUTED EARNINGS PER COMMON SHARE (Note 1)
WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING (IN THOUSANDS)
Statement [Table]
Statement [Line Items]
Balances, beginning
Balances, beginning, shares
Dividend Payment
Recognition of stock option compensation expense (Note 7)
Restated balances as of March 26, 2016
Restated balances as of March 26, 2016, shares
Net income
Balances, ending
Balances, ending, shares
Statement of Cash Flows [Abstract]
CASH FLOWS FROM OPERATING ACTIVITIES:
Adjustments to reconcile net income to net cash provided by operating activities
Recognition of stock option compensation expense
Changes in assets and liabilities:
(Increase) in accounts receivable
(Increase) decrease in excess payments to accounts receivable factor
(Increase) in inventories
Decrease in prepaid expenses and other current assets
(Increase) in other assets
Increase in accounts payable
Increase in other current liabilities
Increase in accrued corporate income taxes
Total adjustments
NET CASH PROVIDED BY OPERATING ACTIVITIES
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment
NET CASH (USED) BY INVESTING ACTIVITIES
CASH FLOW FROM FINANCING ACTIVITIES:
Payments of dividend
NET CASH (USED) BY FINANCING ACTIVITIES
INCREASE (DECREASE) IN CASH
CASH, beginning of period
CASH, end of period
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Cash paid during the year for:
Interest
Income Taxes
Accounting Policies [Abstract]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Inventory Disclosure [Abstract]
INVENTORIES
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
PREPAID EXPENSES AND OTHER CURRENT ASSETS
Property, Plant and Equipment [Abstract]
PROPERTY, PLANT AND EQUIPMENT
Receivables [Abstract]
ACCOUNTS RECEIVABLE FINANCING
Other Liabilities Disclosure [Abstract]
OTHER CURRENT LIABILITIES
Accounting Changes and Error Corrections [Abstract]
CORRECTION OF AN ERROR
Income Tax Disclosure [Abstract]
INCOME TAXES
Equity [Abstract]
CHANGES IN STOCKHOLDERS' EQUITY
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
2011 EQUITY INCENTIVE PLAN
Compensation Related Costs [Abstract]
CASH BONUS PLAN
Commitments and Contingencies Disclosure [Abstract]
COMMITMENTS AND CONTINGENCIES
REVENUES FROM MAJOR CUSTOMERS [Abstract]
REVENUES FROM MAJOR CUSTOMERS
Subsequent Events [Abstract]
SUBSEQUENT EVENTS
Description of Business
Business New Product Development
Accounting Period
Revenue Recognition
Inventories
Concentration of Credit Risk
Property, Plant and Equipment
Income Taxes
Net Income Per Share
Fair Value of Financial Instruments
Use of Estimates
Impairment of Long-Lived Assets
Stock-Based Compensation Plan
Reporting Comprehensive Income
Segment Information
Research and Development
Recent Accounting Pronouncements:
Schedule of funds on deposit
Schedule of inventories
Schedule of prepaid expenses and other current assets
Schedule of property, plant and equipment
Schedule of other current liabilities
Schedule of Effect of Correction
Schedule of provision for income taxes
Schedule of components of the Company's deferred taxes
Schedule of reconciliation of the income tax benefit
Schedule of Options Awarded to Officers and Directors
Schedule of Stock-Based Compensation Expense
Schedule of Unrecognized Stock-Based Compensation Expense
Schedule of Stock Option Grants
Schedule of Option Activity
Schedule of basic minimum annual rental payments
Property, Plant and Equipment [Table]
Property, Plant and Equipment [Line Items]
Number of days in fiscal period
FDIC coverage of deposits
Useful lives of property plant and equipment
Percentage of sales
Schedule of Cash and Cash Equivalents [Table]
Cash and Cash Equivalents [Line Items]
Raw materials
Work in progress
Finished goods
Inventories
Prepaid insurance
Prepaid corporate taxes
Prepaid other
Prepaid expenses and other current assets
Property, Plant and Equipment, Gross
Less: accumulated depreciation and amortization
PROPERTY, PLANT AND EQUIPMENT, NET
Schedule of Short-term Debt [Table]
Short-term Debt [Line Items]
Financing agreement - percentage of eligible receivables that may be borrowed
Interest rate above JPMC rate, ceiling
Interest rate floor
Financing agreement term (years)
Financing agreement notice (days)
Excess payments to the Factor
Payroll and vacation accruals
Sales commissions
Insurance
Other
Total other current liabilities
Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Options granted
Balances at March 25, 2016
Correction of an error: recognition of stock option compensation expense
Restated balances at March 26, 2016
Current:
Federal
State and local
Total current tax provision
Deferred:
Federal
State and local
Total deferred tax benefit
Total provision (benefit)
Income tax expense (benefit) - statutory rate
Income tax expense (benefit)
Income tax expenses - state and local, net of federal benefit
Increase Decrease in Stockholder's equity
Total stockholders' equity
Dividend paid
Number of Stock Options and Restricted Stock Awards authorized under 2011 Equity Incentive Plan
Incentive stock options, granted to shareholder holdings (percent)
Incentive stock options, exercise price as compared to fair market value (percent) to majority shareholder
Expiration period from grant date
FMV of shares subject to options granted to participants and designated as incentive stock options, maximum amount
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted in period
Exercise price
Option vested
Option yet to vest
Total stock option expense
Total unrecognized expense
Risk free interest rate
Contractual term
Dividend yield
Expected lives
Expected volatility
Fair value per option
Shares
Outstanding at the Beginning
Granted
Exercised
Forfeited or Expired
Outstanding at the End
Fully Vested
Exercisable at the End
Weighted Avg. Exercise Price
Outstanding at the Beginning
Granted
Outstanding at the End
Fully Vested
Remaining Contractual Term (Years)
Outstanding
Granted
Aggregate Intrinsic Value
Outstanding at the Beginning
Granted
Outstanding at the End
Cash Bonus Plan, threshold of pre-tax operating profits
Cash Bonus Plan, contribution tier 1
Cash Bonus Plan, contribution tier 2
Cash Bonus Plan, contribution
Rental expense
Pension plan contributions
Future Minimum Rental Payments
2019
2020
2021
2022
Thereafter
Total
Concentration risk
Number of customers
Revenue derived from customers
Subsequent Event [Table]
Subsequent Event [Line Items]
Accounts receivable financing agreement with the Factor.
The percentage of the company's eleigible receivables that may be factored (borrowed from a non-bank lending institution).
Contributions to the cash bonus plan, once meeting threshold expectations, will be made as either 10% of the excess pre-tax operating profits above $150,000 or 25% of pre-tax operating profits, whichever is greater.
Contributions to the cash bonus plan, once meeting threshold expectations, will be made as either 10% of the excess pre-tax operating profits above $150,000 or 25% of pre-tax operating profits, whichever is greater.
The threshold amount of pre-tax operating profits for which the company will make contributions to the cash bonus plan.
Interest rate floor.
Director Four [Member]
Director One [Member]
Director Three [Member]
Second person serving on the board of directors (who collectively have responsibility for governing the entity).
The number of days notice the company or lender must tender in order to terminate the financing agreement.
Major customer one member.
Major customer two member.
Sector of the economy consisting of military agencies and authorities.
Cash on deposit with financial institutions that earns no interest.
Represents the number of customers.
The threshold shareholder size (as a percentage of shares outstanding) that requires special treatment when stock options designated as incentive stock options are granted.
For any 10% or greater shareholders, the minimum exercise price, as compared to fair market value of the company's common stock on grant date.
Per the company''s 2011 Equity Incentive Plan, the maximum aggregate fair market value of shares subject to options granted and designated as incentive stock options, and which become exercisable in any calendar year.
Weighted average remaining contractual term for option awards granted, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
Restated balance outstanding during the period.
Restated share balance of outstanding shares during the period.
Expected contractual term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
Officers, directors and key employees [Member]
IEH employees [Member]
Non-employee directors [Member]
Amount by which the current fair value of the underlying stock exceeds the exercise price of options granted.
2011 Equity Incentive Plan [Member]
Assets, Current
Assets
Liabilities, Current
Liabilities
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Liabilities and Equity
Costs and Expenses
Operating Income (Loss)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Income Tax Expense (Benefit)
Increase (Decrease) in Accounts Receivable
Increase (Decrease) in Accounts Receivable from Securitization
Increase (Decrease) in Inventories
Increase (Decrease) in Prepaid Expense and Other Assets
Increase (Decrease) in Other Noncurrent Assets
Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities
Net Cash Provided by (Used in) Operating Activities
Payments to Acquire Property, Plant, and Equipment
Net Cash Provided by (Used in) Investing Activities
Payments of Dividends
Net Cash Provided by (Used in) Financing Activities
Cash and Cash Equivalents, Period Increase (Decrease)
Income Tax, Policy [Policy Text Block]
Other Prepaid Expense, Current
Current Income Tax Expense (Benefit)
Deferred Federal Income Tax Expense (Benefit)
Deferred State and Local Income Tax Expense (Benefit)
Deferred Income Tax Expense (Benefit)
Share Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedIntrinsicValue
Operating Leases, Future Minimum Payments Due
NumberOfCustomers