Note 3 - Revenue From Contracts With Customers - Revenue Disaggregated (Details) - USD ($) $ in Thousands		3 Months Ended
		Sep. 30, 2022	Sep. 30, 2021
Net sales		$ 180,600	$ 175,610
Transferred at Point in Time [Member]
Net sales		173,075	164,423
Transferred over Time [Member]
Net sales		7,525	11,187
UNITED STATES
Net sales		110,159	98,984
Asia Pacific [Member]
Net sales		32,793	37,256
EMEA [Member]
Net sales	[1]	33,925	36,001
Other Americas [Member]
Net sales		3,723	3,369
Electronics Products Group [Member]
Net sales		75,199	75,836
Engraving Group [Member]
Net sales		35,024	35,170
Engraving Group [Member] | Engraving Services [Member]
Net sales		33,585	32,917
Engraving Group [Member] | Engraving Products [Member]
Net sales		1,439	2,253
Scientific Group [Member]
Net sales		18,456	21,529
Scientific Group [Member] | Scientific Products and Services [Member]
Net sales		18,456	21,529
Engineering Technologies Group [Member]
Net sales		16,999	17,573
Engineering Technologies Group [Member] | Engineering Technologies Components [Member]
Net sales		16,999	17,573
Specialty Solutions Group [Member]
Net sales		34,922	25,502
Specialty Solutions Group [Member] | Hydraulics Cylinders and System [Member]
Net sales		16,737	10,653
Specialty Solutions Group [Member] | Merchandising & Display [Member]
Net sales		9,565	6,688
Specialty Solutions Group [Member] | Pumps [Member]
Net sales		$ 8,620	$ 8,161

[1] EMEA consists primarily of Europe, Middle East and S. Africa.