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Income Taxes (Tables) | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020
Income Tax Disclosure [Abstract] |  |
Income Before Income Taxes | Income (loss) before income taxes consisted of the following for the years ended June 30:
(in thousands) |  | 2021 |  | 2020 |  | 2019
Income (loss) before income taxes: |  |  |  |  |  |
United States |  | $ | (60,775) |  |  | $ | (76,107) |  |  | $ | 60,756 |
International |  | 125,435 |  |  | 78,067 |  |  | 250,479 |
Total income before income taxes |  | $ | 64,660 |  |  | $ | 1,960 |  |  | $ | 311,235 |
Current income taxes: |  |  |  |  |  |
Federal |  | $ | 39 |  |  | $ | (3,558) |  |  | $ | 5,679 |
State |  | 133 |  |  | 905 |  |  | 321 |
International |  | 30,726 |  |  | 33,559 |  |  | 54,553 |
Total current income taxes |  | 30,898 |  |  | 30,906 |  |  | 60,553 |
Deferred income taxes: |  |  |  |  |  |
Federal |  | $ | (23,170) |  |  | $ | (9,113) |  |  | $ | (3,606) |
State |  | (2,948) |  |  | 724 |  |  | 45 |
International |  | 1,463 |  |  | (15,510) |  |  | 6,367 |
Total deferred income taxes: |  | (24,655) |  |  | (23,899) |  |  | 2,806 |
Provision for income taxes |  | $ | 6,243 |  |  | $ | 7,007 |  |  | $ | 63,359 |
Effective tax rate |  | 9.7 | % |  | 357.5 | % |  | 20.4 | %
Reconciliation of Income Taxes and the Provision for Income Taxes | The reconciliation of income taxes computed using the statutory U.S. income tax rate and the provision for income taxes was as follows for the years ended June 30:
(in thousands) |  | 2021 |  | 2020 |  | 2019
Income taxes at U.S. statutory rate |  | $ | 13,579 |  |  | $ | 412 |  |  | $ | 65,359 |
State income taxes, net of federal tax benefit |  | (1,725) |  |  | 1,283 |  |  | 289 |
U.S. income taxes provided on international income |  | (6,479) |  |  | 12,422 |  |  | 7,347 |
Combined tax effects of international income |  | 5,860 |  |  | 10,583 |  |  | 162 |
Impact of goodwill impairment charges |  | — |  |  | 5,651 |  |  | — |
Change in valuation allowance and other uncertain tax positions |  | 1,127 |  |  | 755 |  |  | (1,473) |
U.S. research and development credit |  | (3,055) |  |  | (4,093) |  |  | (3,911) |
Change in permanent reinvestment assertion |  | — |  |  | — |  |  | 6,093 |
Combined effects of U.S. tax reform |  | — |  |  | — |  |  | (9,280) |
Combined effects of Swiss tax reform |  | — |  |  | (14,500) |  |  | — |
Combined effects of the U.S. CARES Act |  | — |  |  | (6,913) |  |  | — |
Recognition of stranded deferred tax balance |  | (3,465) |  |  | — |  |  | — |
Other |  | 401 |  |  | 1,407 |  |  | (1,227) |
Provision for income taxes |  | $ | 6,243 |  |  | $ | 7,007 |  |  | $ | 63,359 |
Components of Net Deferred Tax Liabilities and Assets |  | The components of net deferred tax assets and liabilities were as follows at June 30:
(in thousands) |  | 2021 |  | 2020
Deferred tax assets: |  |  |  |
Net operating loss (NOL) carryforwards |  | $ | 44,258 |  |  | $ | 31,891 |
Inventory valuation and reserves |  | 11,068 |  |  | 8,220 |
Pension benefits |  | 7,136 |  |  | 19,608 |
Other postretirement benefits |  | 3,486 |  |  | 4,110 |
Accrued employee benefits |  | 11,168 |  |  | 11,650 |
Operating lease liabilities |  | 12,652 |  |  | 11,889 |
Other accrued liabilities |  | 15,596 |  |  | 7,310 |
Tax credits and other carryforwards |  | 32,490 |  |  | 21,048 |
Intangible assets |  | 7,784 |  |  | 10,531 |
Other |  | — |  |  | 364 |
Total |  | 145,638 |  |  | 126,621 |
Valuation allowance |  | 21,263 |  |  | 16,654 |
Total deferred tax assets |  | $ | 124,375 |  |  | $ | 109,967 |
Deferred tax liabilities: |  |  |  |
Tax depreciation in excess of book |  | $ | 63,020 |  |  | $ | 67,411 |
Operating lease right-of-use assets |  | 12,502 |  |  | 11,715 |
Unremitted earnings not permanently reinvested |  | 6,429 |  |  | 5,855 |
Other |  | $ | 7,392 |  |  | — |
Total deferred tax liabilities |  | $ | 89,343 |  |  | $ | 84,981 |
Total net deferred tax assets (liabilities) |  | $ | 35,032 |  |  | $ | 24,986 |
Reconciliation of Unrecognized Tax Benefits Excluding Interest | A reconciliation of the beginning and ending amount of unrecognized tax benefits (excluding interest and penalty) is as follows as of June 30:
(in thousands) |  | 2021 |  | 2020 |  | 2019
Balance at beginning of year |  | $ | 8,680 |  |  | $ | 8,952 |  |  | $ | 5,775 |
Increases for tax positions of prior years |  | — |  |  | — |  |  | 7,384 |
Decreases related to settlement with taxing authority |  | — |  |  | — |  |  | (3,765) |
Decreases related to lapse of statute of limitations |  | (229) |  |  | (214) |  |  | (324) |
Foreign currency translation |  | 205 |  |  | (58) |  |  | (118) |
Balance at end of year |  | $ | 8,656 |  |  | $ | 8,680 |  |  | $ | 8,952 |

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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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