Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Proceeds from Sale of Buildings	$ 176	$ 0
Operating activities:
Net income	7,706	11,656
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	8,832	8,660
Deferred income taxes and related valuation allowance	(2,084)	1,856
Net (gain) loss on sale of real estate, investments and other	(16)	0
Stock based compensation	1,335	1,069
Amortization of deferred financing costs and discount on debt	665	664
Changes in operating assets and liabilities, net of effects of business acquisitions:
Trade accounts receivable	(5,553)	(5,092)
Inventories	(8,088)	(506)
Prepaid expenses and other	(296)	(1,977)
Other assets	374	2,271
Trade accounts payable	(2,488)	(1,298)
Increase (Decrease) in Accrued Liabilities	(2,684)	2,644
Non-current liabilities	(685)	(5,507)
Net cash provided by operating activities	8,118	14,440
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	11,100	0
INVESTING ACTIVITIES:
Proceeds from sales of marketable securities	260	138
Purchases of marketable securities	(150)	(47)
Capital expenditures	(2,338)	(1,928)
Payments for Previous Acquisition	0	(14,750)
Net cash used for investing activities	(2,052)	(16,587)
FINANCING ACTIVITIES:
Proceeds from the issuance of common stock	3,641	29
Repayment of debt	(10,000)	(13,874)
Payments of Dividends	(1,153)	(902)
Other	(550)	(255)
Net cash used for financing activities	(8,062)	(15,002)
Effect of exchange rate changes on cash	(3,894)	4,171
Net change in cash and cash equivalents	(5,890)	(12,978)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	57,675	65,450
Supplementary cash flow data:
Interest paid	4,308	4,630
Income taxes paid (refunded), net	$ 531	$ 887