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Note 16 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2020 | Mar. 31, 2021 | Mar. 31, 2020 | Jun. 30, 2020
Contractual Obligation, Total |  |  |  | $ 233,400
Operating Lease, Liability, Total |  | $ 132,004 |  | 149,700
Long-term Debt, Total |  |  |  | 50,000
Purchase Obligation, Total |  |  |  | $ 32,900
Repayments of Long-term Debt, Total |  | 50,000 | $ (0) |
Operating Lease, Payments |  | 25,923 | 24,411 |
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability |  | 23,672 | $ 16,333 |
Dividends Payable |  | 6,300 |  |
Lease With Landlords [Member] |  |  |  |
Operating Lease, Payments |  | 25,900 |  |
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability |  | $ 23,700 |  |
Revolving Credit Facility [Member] | The Facility [Member] |  |  |  |
Repayments of Long-term Debt, Total | $ 50,000 |  |  |

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