v3.19.2

Income Taxes - Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Provision for income taxes | $ 125.2 | $ 133.1 | $ 161.4
Effective income tax rate | 20.60% | 23.70% | 33.10%
Excess tax benefit related to stock-based compensation awards | $ 19.3 | $ 40.9 | $ 0.0
Net charges related to Tax Act | $ (0.5) | $ 15.4 | $ 0.0
Provision for income taxes at U.S. statutory rate | 21.00% | 28.10% | 35.00%
Transition tax for accumulated foreign earnings |  | $ 30.8 |
Remeasurement of deferred tax liability |  | 15.3 |
Finalized income tax benefit on accumulated foreign earnings | $ 0.5 |  |
Income tax benefit foreign source earnings (GILTI and FDII) | 1.8 |  |
Accumulated earnings attributable to foreign subsidiaries | 496.8 |  |
Existing undistributed accumulated earnings of foreign subsidiary | 221.7 |  |
Existing undistributed accumulated earnings not reinvested outside the US | 275.1 |  |
Unremitted earnings | 12.2 | 11.1 |
Deferred tax asset valuation allowances | 3.3 | 3.8 |
Reserve for unrecognized tad positions | 33.4 | 19.4 | $ 13.4
Gross decrease for prior period tax positions | 2.6 | 2.4 | 2.8
Accrued interest and penalties related to uncertain tax positions | (0.1) | 0.5 | (0.2)
Total liability recognized | $ 3.6 | $ 3.7 | $ 3.2
Increase in effective tax rate related to a more favorable mix of geographical income | 0.20% |  |
Decrease in effective tax rate related to Federal research and development credits |  | (0.34%) |
Increase in Cumulative Discrete Tax Benefits |  | 0.02% |
Increase in effective tax rate related to gross tax benefit |  | 0.36% |
Decrease in additional US federal Tax Expense |  | (0.16%) |
Foreign |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Unremitted earnings | $ 11.6 |  |
Net operating loss carryforwards | 9.5 |  |
Foreign net operating loss carryforwards subject to expiration | 1.5 |  |
Foreign net operating loss carryforwards not subject to expiration | 8.0 |  |
State and Local |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Unremitted earnings | 0.6 |  |
Domestic |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Net operating loss carryforwards | $ 18.6 |  |
Earliest Tax Year | Foreign |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Expiration year of operating loss carryforwards | Dec. 31, 2018 |  |
Earliest Tax Year | Domestic |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Expiration year of operating loss carryforwards | Dec. 31, 2018 |  |
Latest Tax Year | Foreign |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Expiration year of operating loss carryforwards | Dec. 31, 2027 |  |
Latest Tax Year | Domestic |  |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |  |
Expiration year of operating loss carryforwards | Dec. 31, 2030 |  |

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