CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows From Operating Activities:
Net income	$ 4,035	$ 4,470
Adjustments to reconcile net income to net cash used in operating activities
Depreciation and amortization	3,750	3,659
Deferred income taxes	(488)	(297)
Stock compensation expense	789	674
Debt issue cost amortization recorded in interest expense	38	43
Other	72	347
Changes in operating assets and liabilities, net of acquisition:
Trade receivables	(7,463)	(10,941)
Inventories	(3,978)	1,291
Prepaid expenses and other assets	275	(161)
Accounts payable	3,043	490
Accrued liabilities	(3,039)	(2,014)
Net cash used in operating activities	(2,966)	(2,439)
Cash Flows From Investing Activities:
Purchase of property and equipment	(1,696)	(2,505)
Cash paid for acquisitions, net of cash acquired	(14,541)
Net cash used in investing activities	(16,237)	(2,505)
Cash Flows From Financing Activities:
Borrowings on long term debt	26,979	6,568
Payment of debt issuance costs	(401)
Stock transactions under employee benefit stock plans	(256)	(63)
Net cash (used in) provided by financing activities	26,322	6,505
Effect of foreign exchange rate changes on cash	(152)	(50)
Net increase in cash and cash equivalents	6,967	1,511
Cash and cash equivalents at beginning of period	13,416	8,673
Cash and cash equivalents at end of period	$ 20,383	$ 10,184