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Face amount or stated value per share of common stock.

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Description of Business (Details) $ / shares in Units, $ in Thousands					12 Months Ended
	Sep. 23, 2019 USD ($)	Apr. 18, 2019 USD ($)	Jan. 29, 2019 USD ($)	Jul. 31, 2018 USD ($)	Jul. 03, 2020 USD ($) program contractor $ / shares	Jun. 30, 2019 USD ($) $ / shares	Jun. 30, 2018 USD ($)	May 31, 2019 $ / shares	May 29, 2019 USD ($)
Number of programs using products and services, more than 300 \| program					300
Number of contractors using products and services, more than 25 \| contractor					25
Common stock, par value (in dollars per share) \| $ / shares					$ 0.01	$ 0.01
Equity Securities, FV-NI									$ 6,900
Price of stock sold (in dollars per share) \| $ / shares								$ 69.00
Proceeds from equity offering, net					$ 0	$ 454,343	$ 0
The Athena Group, Inc And Syntonic Microwave LLC
Total purchase price		$ 46,000
American Panel Corporation
Total purchase price	$ 100,000
GECO Avionics, LLC
Total purchase price			$ 36,500
Germane Systems, LC
Total purchase price				$ 45,000