Note 5. Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Net Sales	$ 192,164	$ 201,008	$ 393,616	$ 395,131
Commercial
Net Sales	55,800	63,600	111,000	120,200
Education
Net Sales	20,100	18,100	54,800	52,700
Finance
Net Sales	16,800	18,100	34,000	36,300
Government
Net Sales	21,700	18,800	40,300	35,900
Healthcare
Net Sales	28,200	28,500	57,100	52,900
Hospitality
Net Sales	$ 49,600	$ 53,900	$ 96,400	$ 97,100