Note 5 - Net Sales - Disaggregated Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net sales	$ 130,787	$ 159,359	$ 271,634	$ 253,604
Intersegment Eliminations [Member]
Net sales	(1,737)	(1,290)	(3,362)	(2,525)
Uniforms and Related Products [Member]
Net sales	68,193	75,842	138,761	135,944
Uniforms and Related Products [Member] | Uniform and Related Product [Member]
Net sales	62,430	66,977	120,459	125,612
Uniforms and Related Products [Member] | Protective Equipment [Member]
Net sales	5,763	8,865	18,302	10,332
Remote Staffing Solutions [Member]
Net sales	13,916	8,061	25,321	16,026
Remote Staffing Solutions [Member] | Intersegment Eliminations [Member]
Net sales	(1,737)	(1,290)	(3,362)	(2,525)
Remote Staffing Solutions [Member] | Remote Staffing Solutions Services [Member]
Net sales	15,653	9,351	28,683	18,551
Promotional Products [Member]
Net sales	48,678	75,456	107,552	101,634
Promotional Products [Member] | Protective Equipment [Member]
Net sales	948	49,684	15,166	49,684
Promotional Products [Member] | Promotional Product [Member]
Net sales	$ 47,730	$ 25,772	$ 92,386	$ 51,950