Note 8 - Supplemental Equity and Accumulated Other Comprehensive Income (Loss) (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
Mar. 31, 2021 |
Mar. 31, 2020 |
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| Common Stock, Dividends, Per Share, Declared (in dollars per share) | $ 0.32 | $ 0.32 | $ 0.96 | $ 0.96 |
| Interest Expense, Total | $ 2,660 | $ 4,486 | $ 10,661 | $ 14,580 |
| Nonoperating Income (Expense), Total | (23,272) | (970) | (27,652) | 96,843 |
| Income Tax Expense (Benefit), Total | $ (48) | $ 10,389 | 16,121 | 44,501 |
| AOCI Attributable to Parent [Member] | ||||
| Deferred Income Tax Expense (Benefit), Total | (2,394) | (4,390) | ||
| Reclassification out of Accumulated Other Comprehensive Income [Member] | AOCI Attributable to Parent [Member] | ||||
| Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent | 5,500 | 1,600 | ||
| Interest Expense, Total | 6,662 | 2,102 | ||
| Nonoperating Income (Expense), Total | 512 | |||
| Income Tax Expense (Benefit), Total | $ (1,670) | $ (488) | ||
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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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