Consolidated Statements of Cash Flows (USD $)	12 Months Ended
Mar. 31, 2015	Mar. 31, 2014
OPERATING ACTIVITIES
Net earnings	$ 382,330us-gaap_NetIncomeLoss	$ 1,712,926us-gaap_NetIncomeLoss
Adjustments to reconcile net earnings to net cash provided by (used in) operating activities:
Depreciation	1,721,625us-gaap_Depreciation	1,823,072us-gaap_Depreciation
Deferred taxes	(377,356)us-gaap_DeferredIncomeTaxExpenseBenefit	(172,281)us-gaap_DeferredIncomeTaxExpenseBenefit
Change in post-retirement benefits other than pensions	76,832	69,907
Changes in operating assets and liabilities:
Accounts receivable, net	2,451,103	(309,741)
Inventories	(5,562,107)us-gaap_IncreaseDecreaseInInventories	3,930,609us-gaap_IncreaseDecreaseInInventories
Other	(14,783)	(26,249)
Accounts payable and accrued expenses	(5,057,785)	(3,975,464)
Employee compensation and related expenses	7,702	(157,962)
Contribution to profit sharing plan	(1,500)
Net cash provided by (used in) operating activities	(6,373,939)	2,894,817
INVESTING ACTIVITIES
Purchase of property, plant and equipment	(5,876,205)	(1,907,231)
Increase in cash value of officers' life insurance	(61,000)	(62,000)
Net cash used in investing activities	(5,937,205)	(1,969,231)
FINANCING ACTIVITIES
Cash dividends paid	(543,956)us-gaap_PaymentsOfDividendsCommonStock	(1,767,856)us-gaap_PaymentsOfDividendsCommonStock
Net cash used in financing activities	(543,956)	(1,767,856)
Decrease in cash	(12,855,100)	(842,270)
Cash at beginning of year	15,081,024	15,923,294
Cash at end of year	$ 2,225,924	$ 15,081,024

Contribution to profit-sharing plan.

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