Consolidated Balance Sheets - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 9,338,269	$ 5,910,770
Accounts receivable, less allowance	26,012,368	20,020,984
Inventories, net	40,086,871	37,237,861
Prepaid expenses and other current assets	2,380,137	1,791,871
Total current assets	77,817,645	64,961,486
Property, plant and equipment:
Land	1,428,597	412,598
Buildings	9,561,692	5,668,866
Machinery and equipment	16,242,764	13,428,678
Total property, plant and equipment	27,233,053	19,510,142
Less: accumulated depreciation	13,504,914	11,537,242
Net plant, property and equipment	13,728,139	7,972,900
Intangible assets, less accumulated amortization	17,882,005	13,988,186
Goodwill	4,696,370	3,948,235
Deferred income taxes	509,646	1,170,349
Other assets	96,001	24,936
Total assets	114,729,806	92,066,092
Current liabilities:
Accounts payable	11,150,960	7,338,798
Current portion of mortgage payable	266,667
Other accrued liabilities	5,365,344	5,480,950
Total current liabilities	16,782,971	12,819,748
Long-term debt	43,450,348	32,935,858
Mortgage payable, net of current portion	3,711,111
Other accrued liabilities - non current	847,383	190,140
Total liabilities	64,791,813	45,945,746
STOCKHOLDERS' EQUITY
Common stock, par value $2.50: authorized 8,000,000 shares; issued - 4,838,071 shares in 2017 and 4,788,965 shares in 2016, including treasury stock	12,094,413	11,971,657
Treasury stock, at cost, 1,464,010 in 2017 and in 2016	(13,870,041)	(13,870,041)
Additional paid-in capital	8,880,543	8,493,256
Accumulated other comprehensive loss	(1,633,999)	(2,336,201)
Retained earnings	44,467,077	41,861,675
Total stockholders' equity	49,937,993	46,120,346
Total liabilities and stockholders' equity	$ 114,729,806	$ 92,066,092

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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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.