Revenue Recognition (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 3,150,806	$ 3,047,734	$ 3,249,799
Technology solutions
Disaggregation of Revenue [Line Items]
Revenues	3,085,863	2,990,313	3,200,072
Intelisys
Disaggregation of Revenue [Line Items]
Revenues	64,943	57,421	49,727
Worldwide Barcode, Networking & Security Segment
Disaggregation of Revenue [Line Items]
Revenues	2,175,141	2,093,217	2,141,896
Worldwide Barcode, Networking & Security Segment | Technology solutions
Disaggregation of Revenue [Line Items]
Revenues	2,175,141	2,093,217	2,141,896
Worldwide Barcode, Networking & Security Segment | Intelisys
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
Worldwide Communications & Services Segment
Disaggregation of Revenue [Line Items]
Revenues	975,665	954,517	1,107,903
Worldwide Communications & Services Segment | Technology solutions
Disaggregation of Revenue [Line Items]
Revenues	910,722	897,096	1,058,176
Worldwide Communications & Services Segment | Intelisys
Disaggregation of Revenue [Line Items]
Revenues	$ 64,943	$ 57,421	$ 49,727