CONSOLIDATED BALANCE SHEETS - USD ($)	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017
CURRENT ASSETS:
Cash	$ 7,272,479	$ 8,668,012	$ 7,633,002
Accounts Receivable, Less, Allowances of $0 (03/31/18), $1,138,431 (12/31/17) and $0 (03/31/17)	1,163,303	1,870,649	1,492,633
Inventories:
Raw Materials	8,466,419	5,855,658	8,030,485
Work in Process	11,265	1,077,718	12,472
Supplies	194,346	194,346	165,446
Finished Goods	2,557,545	2,400,924	1,875,841
Income Tax Receivable	334,956	209,616	257,752
Prepaid Expenses and Other Current Assets	116,404	224,384	179,015
Total Current Assets	20,116,717	20,501,307	19,646,646
Property, Plant and Equipment, Less, Accumulated Depreciation of $19,146,653 (03/31/18), $19,045,405 (12/31/17) and $18,766,538 (03/31/17)	4,236,170	4,271,727	4,508,209
Goodwill	413,280	413,280	413,280
Other Assets	406,549	345,415	316,242
TOTAL ASSETS	25,172,716	25,531,729	24,884,377
CURRENT LIABILITIES:
Short Term Debt	797,254	541,572	656,653
Accounts Payable	569,533	638,896	934,874
Accrued Expenses	709,165	828,914	451,557
Total Current Liabilities	2,075,952	2,009,382	2,043,084
DEFERRED INCOME TAX LIABILITY	83,687	83,687	126,482
Total Liabilities	2,159,639	2,093,069	2,169,566
STOCKHOLDERS’ EQUITY:
Common Stock: $0.30 Par Value, 2,000,000 Shares Authorized, 583,094 Shares Issued, 519,600 Shares Outstanding	174,928	174,928	174,928
Capital in Excess of Par Value	1,288,793	1,288,793	1,288,793
Retained Earnings	21,822,575	22,248,158	21,524,309
Treasury Stock, at Cost, 63,494 Shares	(273,219)	(273,219)	(273,219)
Total Stockholders’ Equity	23,013,077	23,438,660	22,714,811
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 25,172,716	$ 25,531,729	$ 24,884,377

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.