Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net income	$ 1,277,000	$ 807,000
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation	568,000	551,000
Amortization of intangible assets	329,000	308,000
Non-cash lease expense	38,000	6,000
Stock compensation expense	243,000	212,000
Provision for bad debt	252,000
Changes in operating assets and liabilities:
Accounts receivable	(1,716,000)	(132,000)
Inventories	3,027,000	770,000
Prepaid expenses and other current assets	(120,000)	(70,000)
Accounts payable	(1,506,000)	(2,544,000)
Other accrued liabilities	(1,599,000)	(591,000)
Total adjustments	(484,000)	(1,490,000)
Net cash provided by (used in) operating activities	793,000	(683,000)
Cash flows from investing activities:
Purchase of property, plant and equipment	(597,000)	(438,000)
Net cash used in investing activities	(2,671,000)	(438,000)
Cash flows from financing activities:
Net borrowings of long-term debt	612,000	1,057,000
Cash settlement of stock options	(457,027)	(80,000)
Repayments on mortgage	(67,000)	(67,000)
Distributions to shareholders	(400,000)	(405,000)
Purchase of treasury stock	(214,000)
Net cash (used in) provided by financing activities	(526,000)	505,000
Effect of exchange rate changes on cash and cash equivalents	(146,000)	5,000
Net change in cash and cash equivalents	(2,550,000)	(611,000)
Cash and cash equivalents at beginning of period	6,822,000	4,409,000
Cash and cash equivalents at end of period	4,272,000	3,798,000
Supplemental cash flow information:
Cash paid for income taxes	319,000	170,000
Cash paid for interest	340,000	$ 487,000
First Aid Central
Cash flows from operating activities:
Net income	100,000
Cash flows from investing activities:
Acquisition of First Aid Central	$ (2,074,000)