Acquisitions (Details) $ in Thousands			3 Months Ended
	Aug. 29, 2016 USD ($) installment	Sep. 04, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2016 USD ($)
Business Acquisition [Line Items]
Consideration transferred, net of cash acquired			$ 83,804	$ 61,475
Goodwill			201,197		$ 92,715
KBZ, Inc.
Business Acquisition [Line Items]
Consideration transferred		$ 64,600
Purchase price in escrow			5,000
Cash acquired		3,100
Consideration transferred, net of cash acquired		61,475
Goodwill		21,639
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Receivables, net		63,131
Inventory		11,227
Other Current Assets		10,303
Property and equipment, net		677
Identifiable intangible assets		18,400
Other non-current assets		1,399
Total assets assumed		126,776
Accounts payable		48,271
Accrued expenses and other current liabilities		14,863
Other long-term liabilities		2,167
Total liabilities assumed including consideration transferred		$ 126,776
Intelisys
Business Acquisition [Line Items]
Consideration transferred	$ 84,600
Consideration transferred, initial purchase price	83,600
Consideration transferred, additional net assets acquired	$ 1,000
Purchase price in escrow			$ 8,500
Additional annual cash installments | installment	4
Cash acquired	$ 800
Consideration transferred, net of cash acquired	83,804
Goodwill	109,005
Identifiable Intangible Assets	63,210
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Receivables, net	23,494
Other Current Assets	27
Property and equipment, net	5,198
Total assets assumed	200,934
Accounts payable	21,063
Accrued expenses and other current liabilities	1,067
Contingent consideration	95,000
Total liabilities assumed including consideration transferred	$ 200,934