Goodwill and Other Identifiable Intangible Assets (Identifiable Intangible Assets) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 200,572	$ 197,054
Accumulated Amortization	95,712	75,507
Total	104,860	121,547
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	139,262	137,146
Accumulated Amortization	68,716	56,107
Total	70,546	81,039
Trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	19,750	19,509
Accumulated Amortization	10,102	7,617
Total	9,648	11,892
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,410	2,410
Accumulated Amortization	2,271	1,711
Total	139	699
Supplier partner program
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	4,085	4,085
Accumulated Amortization	1,621	1,191
Total	2,464	2,894
Encryption key library
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	19,900	19,900
Accumulated Amortization	9,743	7,255
Total	10,157	12,645
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	15,165	14,004
Accumulated Amortization	3,259	1,626
Total	$ 11,906	$ 12,378