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Balance Sheet and Other Details - Contract Liabilities (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jan. 02, 2021 | Jan. 02, 2021 | Jun. 27, 2020
Capitalized Contract Cost [Line Items] |  |  |
Unbilled receivables | $ 5.5 | $ 5.5 | $ 3.8
Deferred revenue: |  |  |
Balance at beginning of period | 80.1 | 74.6 |
Revenue deferrals for new contracts | 31.8 | 61.4 |
Revenue recognized during the period | (29.9) | (54.0) |
Balance at end of period | $ 82.0 | $ 82.0 |
Minimum |  |  |
Capitalized Contract Cost [Line Items] |  |  |
Payment period from invoice date |  | 30 days |
Maximum |  |  |
Capitalized Contract Cost [Line Items] |  |  |
Payment period from invoice date |  | 90 days |

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- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130533-203044 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045 + Details
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