Acquisitions (Details) - USD ($) $ in Thousands	1 Months Ended			3 Months Ended	9 Months Ended
	Mar. 31, 2017	Jul. 30, 2016	Aug. 31, 2015	Jul. 30, 2016	Apr. 29, 2017	Apr. 23, 2016
Business Acquisition [Line Items]
Purchase price allocation adjustments from fiscal 2016 acquisitions					$ 2,769
Proceeds from acquisition working capital adjustment					1,825	$ 0
Texstar Enterprises, Inc. [Member]
Business Acquisition [Line Items]
Payment to acquire business, net of cash acquired	$ 26,400
TelCom Construction, Inc.
Business Acquisition [Line Items]
Payment to acquire business, net of cash acquired			$ 48,800
NextGen Telecom Services Group, Inc.
Business Acquisition [Line Items]
Payment to acquire business, net of cash acquired				$ 5,600
Goodman Networks, Inc. Wireline Operations
Business Acquisition [Line Items]
Payment to acquire business, net of cash acquired		$ 107,500
Escrow Deposit					20,000
Goodman Networks, Inc. Wireline Operations | Fair Value, Measurements, Nonrecurring [Member]
Business Acquisition [Line Items]
Purchase price allocation adjustments from fiscal 2016 acquisitions					2,800
Working Capital Adjustment [Member] | Goodman Networks, Inc. Wireline Operations
Business Acquisition [Line Items]
Adjustments to acquisitions		$ 6,600
Indemnification Portion Subject to Certain Conditions, Not Less Than Twelve Months | Goodman Networks, Inc. Wireline Operations
Business Acquisition [Line Items]
Escrow Deposit					10,000
Indemnification Portion Subject to Seller Satisfaction of Certain Liabilities | Goodman Networks, Inc. Wireline Operations
Business Acquisition [Line Items]
Escrow Deposit					10,000
Seller Liability, Satisfaction Required for Contingent Consideration					$ 31,700