Consolidated Balance Sheets - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 7,165,100	$ 5,896,600
Trade receivables, net	1,014,700	1,041,100
Inventories, net	4,698,600	2,689,700
Income taxes receivable	0	3,700
Prepaid expenses	227,200	346,000
Total current assets	13,105,600	9,977,100
Property, plant and equipment, net	430,000	400,800
Deferred tax asset	2,556,200	0
Other assets	51,000	51,000
Total assets	16,142,800	10,428,900
Current liabilities:
Accounts payable	1,238,000	616,300
Accrued payroll and benefits	780,300	665,900
Income taxes payable	5,300	0
Accrued property taxes	23,400	34,200
Total current liabilities	2,047,000	1,316,400
Total liabilities	2,047,000	1,316,400
Shareholders’ equity:
Common stock; $0.10 par value, authorized 50,000,000 shares; issued and outstanding 11,710,745 shares (2015) and 11,549,789 shares (2014)	1,171,100	1,155,000
Capital in excess of par	5,901,100	5,713,800
Retained earnings	7,023,600	2,243,700
Total shareholders’ equity	14,095,800	9,112,500
Total liabilities and shareholders’ equity	$ 16,142,800	$ 10,428,900

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.