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Note 5 - Indebtedness (Details Textual) - USD ($) $ in Thousands | Jun. 30, 2026 | Feb. 11, 2026 | Dec. 31, 2025 | Jan. 08, 2025
--- | --- | --- | --- | ---
Long-Term Debt, Gross | $ 2,437,549 |  |  | $ 2,271,023 |  |
Sixth Restated Credit Agreement [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 1,500,000 |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity, Subject to Terms and Conditions | 2,000,000 |  |  |  |  |
Unsecured Revolver [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 750,000 |  |  | 750,000 |  | $ 750,000
Long-Term Debt, Gross | $ 269,372 | [1] |  | $ 198,892 | [2] |
Term Loan Facility [Member] | A2026 Term Loan [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  | 200,000
Term Loan Facility [Member] | A2028 Term Loan [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  | $ 400,000
Term Loan Facility [Member] | Sixth Restated Credit Agreement [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  | $ 350,000 |  |  |
[1] | The unsecured revolver total capacity is $750,000, of which $269,372 was drawn as of June 30, 2026.
[2] | The unsecured revolver total capacity was $750,000, of which $198,892 was drawn as of December 31, 2025.

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