Condensed Consolidated Balance Sheets - Unaudited - USD ($)	Dec. 31, 2015	Mar. 31, 2015
CURRENT ASSETS:
Cash	$ 4,462,271	$ 2,225,924
Accounts receivable, net of allowances for bad debts and cash discounts of $22,276 and $27,276 at December 31 and March 31, 2015, respectively	4,799,295	6,896,186
Inventories	43,169,645	40,850,666
Other	230,261	144,579
TOTAL CURRENT ASSETS	52,661,472	50,117,355
PROPERTY, PLANT AND EQUIPMENT:
Land	1,082,331	1,082,331
Buildings and yard improvements	7,101,615	7,026,980
Machinery and equipment	30,851,799	30,690,049
Construction in progress	9,034,924	7,374,177
Less accumulated depreciation	(31,931,376)	(30,656,226)
Property, plant, and equipment, net	16,139,293	15,517,311
OTHER ASSETS:
Deferred income tax asset	80,624	187,358
Cash value of officers’ life insurance and other assets	799,750	1,136,000
TOTAL ASSETS	69,681,139	66,958,024
CURRENT LIABILITIES:
Accounts payable and accrued expenses	4,498,467	2,148,555
Dividends payable	67,994	67,994
Contribution to retirement plan	180,000	51,000
Employee compensation and related expenses	332,457	383,562
TOTAL CURRENT LIABILITIES	5,078,918	2,651,111
POSTRETIREMENT BENEFITS OTHER THAN PENSIONS	771,403	1,089,888
Common stock, par value $1, Authorized shares — 10,000,000, Issued shares — 7,975,160 at September 30 and March 31, 2015	7,975,160	7,975,160
Additional paid-in capital	29,003,674	29,003,674
Treasury stock at cost (1,175,716 shares at December 31 and March 31, 2015)	(5,475,964)	(5,475,964)
Retained earnings	32,327,948	31,714,155
TOTAL STOCKHOLDERS’ EQUITY	63,830,818	63,217,025
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 69,681,139	$ 66,958,024