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v3.19.1

Changes in Estimates (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 29, 2019 | Mar. 30, 2018 | Mar. 29, 2019 | Mar. 30, 2018
Change in Accounting Estimate [Line Items] |  |  |  |
Revenue recognized from performance obligations satisfied in prior periods | $ 18 | $ 5 | $ 34 | $ 35
Contracts Accounted for under Percentage of Completion |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |
Operating income (loss) | 6 | (4) | 5 | (15)
Operating income (loss), net of tax | $ 4 | $ (3) | $ 4 | $ (11)
Operating income (loss), per diluted share (in dollars per share) | $ 0.03 | $ (0.02) | $ 0.03 | $ (0.09)

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