Note 5 - Net Sales - Disaggregated Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net sales	$ 123,326	$ 127,737	$ 394,960	$ 381,341
Intersegment Eliminations [Member]
Net sales	(1,847)	(1,309)	(5,209)	(3,834)
Uniforms and Related Products [Member]
Net sales	61,890	73,234	200,651	209,178
Uniforms and Related Products [Member] | Uniform and Related Product [Member]
Net sales	61,621	59,296	182,080	184,909
Uniforms and Related Products [Member] | Protective Equipment [Member]
Net sales	269	13,938	18,571	24,269
Remote Staffing Solutions [Member]
Net sales	16,193	10,327	41,514	26,353
Remote Staffing Solutions [Member] | Intersegment Eliminations [Member]
Net sales	(1,847)	(1,309)	(5,209)	(3,834)
Remote Staffing Solutions [Member] | Remote Staffing Solutions Services [Member]
Net sales	18,040	11,636	46,723	30,187
Promotional Products [Member]
Net sales	45,243	44,176	152,795	145,810
Promotional Products [Member] | Protective Equipment [Member]
Net sales	947	19,407	16,113	69,091
Promotional Products [Member] | Promotional Product [Member]
Net sales	$ 44,296	$ 24,769	$ 136,682	$ 76,719