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Organization and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Jun. 30, 2018
Accounting Policies [Abstract] |
Investments in Available-for-Sale Securities and Cash Equivalents | Our cash equivalents and investments classified as available-for-sale securities as of the end of fiscal 2018 and 2017 were as follows (in millions):
|  | 2018 |
|  |  |  |  |  | Gross |  |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Value |
Reported as cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | $ | 275.2 |  |  | $ | — |  |  | $ | 275.2 |
Reported as non-current assets: |  |  |  |  |  |  |  |  |  |  |  |
Auction rate securities |  |  | - |  |  |  | 1.5 |  |  |  | 1.5 |
Total available-for-sale securities |  | $ | 275.2 |  |  | $ | 1.5 |  |  | $ | 276.7 |
|  | 2017 |
|  |  |  |  |  | Gross |  |  |  |  |
|  | Amortized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Value |
Reported as cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | $ | 361.7 |  |  | $ | — |  |  | $ | 361.7 |
Reported as non-current assets: |  |  |  |  |  |  |  |  |  |  |  |
Auction rate securities |  |  | - |  |  |  | 1.5 |  |  |  | 1.5 |
Total available-for-sale securities |  | $ | 361.7 |  |  | $ | 1.5 |  |  | $ | 363.2 |
Financial Assets Measured at Fair Value on a Recurring Basis | Financial assets measured at fair value on a recurring basis, by level within the fair value hierarchy, as of the end of fiscal 2018 and 2017 were as follows (in millions):
|  | 2018 |  |  | 2017 |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market |  | $ | 275.2 |  |  | $ | — |  |  | $ | — |  |  | $ | 361.7 |  |  | $ | — |  |  | $ | — |
Auction rate securities |  |  | — |  |  |  | — |  |  |  | 1.5 |  |  |  | — |  |  |  | — |  |  |  | 1.5 |
Total available-for-sale securities |  | $ | 275.2 |  |  | $ | — |  |  | $ | 1.5 |  |  | $ | 361.7 |  |  | $ | — |  |  | $ | 1.5 |
Changes in Fair Value of Level 3 Financial Assets | Changes in fair value of our Level 3 financial assets for fiscal 2018 and 2017 were as follows (in millions):
|  | 2018 |  |  | 2017 |
Beginning balance |  | $ | 1.5 |  |  | $ | 8.6 |
Net unrealized loss |  |  | - |  |  |  | (1.5 | )
Impairment recovery on redeemed investments |  |  | - |  |  |  | 1.9 |
Redemptions |  |  | - |  |  |  | (7.5 | )
Ending balance |  | $ | 1.5 |  |  | $ | 1.5 |
Accounts Receivable Balance Percentage of Different Customers | The following customers accounted for more than 10% of our accounts receivable balance as of the end of fiscal 2018 and 2017:
|  | 2018 |  |  | 2017 |
Customer A |  | 13% |  |  | 13% |
Customer B |  | 11% |  |  | 17% |
Customer C |  | 10% |  |  | 15% |
* | Less than 10%
Inventories | Inventories are stated at the lower of cost (first-in, first-out method) or net realizable value as of the end of fiscal 2018 and 2017 and consisted of the following (in millions):
|  | 2018 |  |  | 2017 |
Raw materials and work-in-progress |  | $ | 105.0 |  |  | $ | 94.7 |
Finished goods |  |  | 26.2 |  |  |  | 36.7 |
|  | $ | 131.2 |  |  | $ | 131.4 |
Schedule of Changes in Goodwill | Goodwill represents the excess of the purchase price over the fair value of net tangible and identifiable intangible assets acquired. Changes in our goodwill balance for fiscal 2018 and 2017 were as follows (in millions):
|  | 2018 |  |  | 2017 |
Beginning balance |  | $ | 206.8 |  |  | $ | 206.8 |
Acquisition activity |  |  | 157.3 |  |  |  | - |
Post acquisition adjustments |  |  | 8.7 |  |  |  | - |
Ending balance |  | $ | 372.8 |  |  | $ | 206.8 |
Other Accrued Liabilities | As of the end of fiscal 2018 and 2017, other accrued liabilities consisted of the following (in millions):
|  | 2018 |  |  | 2017 |
Customer obligations |  | $ | 26.4 |  |  | $ | 34.8 |
Inventory obligations |  |  | 28.8 |  |  |  | 41.8 |
Warranty |  |  | 5.5 |  |  |  | 4.4 |
Other |  |  | 19.0 |  |  |  | 20.8 |
|  | $ | 79.7 |  |  | $ | 101.8 |

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- Definition Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities. + References No definition available. + Details
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- Definition Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19279-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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