Note 11 - COVID-19 (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenue from Contract with Customer, Excluding Assessed Tax, Total	$ 127,737	$ 89,466	$ 381,341	$ 268,288
Promotional Products [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	44,176	26,460	145,810	70,563
Promotional Products [Member] | Personal Protective Equipment [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	19,407	0	69,091	0
Promotional Products [Member] | Personal Protective Equipment [Member] | Covid-19 [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total			69,100
Uniforms and Related Products [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	73,234	54,979	209,178	174,403
Uniforms and Related Products [Member] | Personal Protective Equipment [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	$ 13,938	$ 824	24,269	$ 3,056
Uniforms and Related Products [Member] | Personal Protective Equipment [Member] | Covid-19 [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total			$ 24,300