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v3.19.1

Basis of Presentation - Adoption of New Revenue Recognition Standard Revenue Impacted Previously Reported (Detail) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Mar. 31, 2019 | Mar. 31, 2018 | Jun. 30, 2018
Consolidated Statements of Operations: |  |  |  |  |  |  |  |  |  |  |  |
Total revenue | $ 216.6 |  |  | $ 183.1 | [1] |  |  | $ 635.7 | $ 549.8 | [1] |  |
Selling, general, and administrative expense | 140.6 |  |  | 107.9 | [1] |  |  | 405.7 | 322.3 | [1] |  |
Income tax provision | (3.6) |  |  | 4.3 | [1] |  |  | (1.0) | (16.7) | [1] |  |
Net income attributable to Myriad Genetics, Inc. stockholders | $ 6.9 | $ 2.6 | $ (0.7) | $ 9.1 | [1] | $ 30.9 | $ 78.9 | $ 8.8 | $ 118.9 | [1] |  |
Earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic | $ 0.09 |  |  | $ 0.13 | [1] |  |  | $ 0.12 | $ 1.72 | [1] |  |
Diluted | $ 0.09 |  |  | $ 0.13 | [1] |  |  | $ 0.12 | $ 1.66 | [1] |  |
Consolidated Statements of Cash Flows: |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Myriad Genetics, Inc. stockholders | $ 6.9 | $ 2.6 | $ (0.7) | $ 9.1 | [1] | $ 30.9 | $ 78.9 | $ 8.8 | $ 118.9 | [1] |  |
Trade accounts receivable |  |  |  |  |  |  |  | (27.0) | (14.4) | [1] |  |
Consolidated Balance Sheet: |  |  |  |  |  |  |  |  |  |  |  |
Trade accounts receivable | 142.6 |  |  |  |  |  |  | 142.6 |  |  | $ 99.5 | [1]
Retained earnings | $ 29.8 |  |  |  |  |  |  | $ 29.8 |  |  | 54.1 | [1]
ASC 606 | As Previously Reported |  |  |  |  |  |  |  |  |  |  |  |
Consolidated Statements of Operations: |  |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  | 191.1 |  |  |  |  | 571.7 |  |  |
Selling, general, and administrative expense |  |  |  | 115.1 |  |  |  |  | 345.5 |  |  |
Income tax provision |  |  |  | 4.5 |  |  |  |  | (17.0) |  |  |
Net income attributable to Myriad Genetics, Inc. stockholders |  |  |  | $ 9.7 |  |  |  |  | $ 118.0 |  |  |
Earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  |  | $ 0.14 |  |  |  |  | $ 1.71 |  |  |
Diluted |  |  |  | $ 0.13 |  |  |  |  | $ 1.66 |  |  |
Consolidated Statements of Cash Flows: |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Myriad Genetics, Inc. stockholders |  |  |  | $ 9.7 |  |  |  |  | $ 118.0 |  |  |
Trade accounts receivable |  |  |  |  |  |  |  |  | (42.3) |  |  |
Consolidated Balance Sheet: |  |  |  |  |  |  |  |  |  |  |  |
Trade accounts receivable |  |  |  |  |  |  |  |  |  |  | 98.3 |
Retained earnings |  |  |  |  |  |  |  |  |  |  | 52.9 |
ASC 606 | Adjustments |  |  |  |  |  |  |  |  |  |  |  |
Consolidated Statements of Operations: |  |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  | (8.0) |  |  |  |  | (21.9) |  |  |
Selling, general, and administrative expense |  |  |  | (7.2) |  |  |  |  | (23.2) |  |  |
Income tax provision |  |  |  | (0.2) |  |  |  |  | 0.3 |  |  |
Net income attributable to Myriad Genetics, Inc. stockholders |  |  |  | $ (0.6) |  |  |  |  | $ 0.9 |  |  |
Earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  |  | $ (0.01) |  |  |  |  | $ 0.01 |  |  |
Diluted |  |  |  | $ (0.01) |  |  |  |  |  |  |  |
Consolidated Statements of Cash Flows: |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Myriad Genetics, Inc. stockholders |  |  |  | $ (0.6) |  |  |  |  | $ 0.9 |  |  |
Trade accounts receivable |  |  |  |  |  |  |  |  | $ (27.9) |  |  |
Consolidated Balance Sheet: |  |  |  |  |  |  |  |  |  |  |  |
Trade accounts receivable |  |  |  |  |  |  |  |  |  |  | 1.2 |
Retained earnings |  |  |  |  |  |  |  |  |  |  | $ 1.2 |
[1] | Amounts adjusted due to the adoption of Accounting Standards Update No. 2014-09, Revenue from Contracts with Customers (Topic 606). See Note 1 to the financial statements contained in Part I, Item 1 of this report for additional information.

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