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Note 11 - Borrowings and Financing Activities (Tables) | 9 Months Ended
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Sep. 30, 2019
Senior Notes [Abstract] |
Schedule of Debt [Table Text Block] | The carrying value of our debt at September 30, 2019 and December 31, 2018 was as follows:
(In thousands) | September 30, 2019 |  | December 31, 2018
Senior notes: |  |  |
5.500% Senior Notes due 2019 | $ | — |  |  | $ | 158,324 |
5.250% Senior Notes due 2020 | — |  |  | 232,729 |
7.000% Senior Notes due 2021 | — |  |  | 195,867 |
4.500% Senior Notes due 2024 | 444,186 |  |  | 443,428 |
4.875% Senior Notes due 2027 | 442,457 |  |  | — |
Total senior notes | $ | 886,643 |  |  | $ | 1,030,348 |
FHLB advances: |  |  |
FHLB advances due 2019 | $ | 58,881 |  |  | $ | 60,550 |
FHLB advances due 2020 | 6,621 |  |  | 2,991 |
FHLB advances due 2021 | 14,000 |  |  | 8,000 |
FHLB advances due 2022 | 9,000 |  |  | — |
FHLB advances due 2023 | 8,994 |  |  | 8,995 |
FHLB advances due 2024 | 6,996 |  |  | 1,996 |
Total FHLB advances | $ | 104,492 |  |  | $ | 82,532 |

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