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Note 11 - Losses and LAE - Additional Disclosures: Cumulative Paid Claims / Reconciliation of Outstanding Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Reserve for losses and LAE | $ 848,413 | $ 404,765 |  |  |  |  |  |  |  |
Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 2,914,640 |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 3,636,200 |  |  |  |  |  |  |  |  |
Mortgage segment |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Reinsurance Recoverable for Unpaid Claims and Claims Adjustments | 71,769 | 14,594 | $ 11,009 | $ 8,350 |  |  |  |  |  |
Short-duration Insurance Contracts, Liability for Unpaid Claims and Claims Adjustment Expense, Accumulated Unallocated Claim Adjustment Expense | 20,521 |  |  |  |  |  |  |  |  |
Reserve for losses and LAE | 844,107 | 401,273 | 397,891 | 507,588 |  |  |  |  |  |
Mortgage segment | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Liability for Unpaid Claims and Claims Adjustment Expense, Net | 751,817 |  |  |  |  |  |  |  |  |
Mortgage and Real Estate Services Segment |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Reserve for losses and LAE | 4,306 | 3,492 |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Accident Year 2011 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 1,057,199 | 1,052,688 | 1,048,966 | 1,038,582 | $ 1,016,855 | $ 982,830 | $ 892,959 | $ 756,820 | $ 323,216 | $ 40,392
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 1,062,826 | 1,064,054 | 1,060,376 | 1,059,116 | 1,061,161 | 1,062,579 | 1,050,555 | 1,052,277 | 1,152,016 | $ 1,058,625
Short-duration Insurance Contracts, Accident Year 2012 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 708,528 | 704,770 | 702,136 | 692,291 | 672,271 | 631,982 | 528,744 | 295,332 | 19,200 |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 713,146 | 713,839 | 713,750 | 714,783 | 715,646 | 720,502 | 711,213 | 763,969 | $ 803,831 |
Short-duration Insurance Contracts, Accident Year 2013 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 395,093 | 392,818 | 388,688 | 379,036 | 357,087 | 307,361 | 191,040 | 34,504 |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 399,317 | 399,356 | 400,243 | 402,259 | 404,333 | 401,444 | 405,334 | $ 505,732 |  |
Short-duration Insurance Contracts, Accident Year 2014 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 255,742 | 252,619 | 246,611 | 233,607 | 200,422 | 115,852 | 13,108 |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 261,377 | 261,507 | 260,098 | 264,620 | 265,891 | 247,074 | $ 337,784 |  |  |
Short-duration Insurance Contracts, Accident Year 2015 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 174,812 | 172,645 | 163,916 | 142,421 | 84,271 | 10,479 |  |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 184,066 | 183,546 | 183,952 | 178,042 | 198,186 | $ 222,555 |  |  |  |
Short-duration Insurance Contracts, Accident Year 2016 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 137,306 | 134,115 | 119,357 | 76,616 | 11,061 |  |  |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 148,640 | 148,811 | 149,753 | 165,440 | $ 201,016 |  |  |  |  |
Short-duration Insurance Contracts, Accident Year 2017 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 108,484 | 99,678 | 66,585 | 24,653 |  |  |  |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 130,274 | 133,357 | 151,802 | $ 180,851 |  |  |  |  |  |
Short-duration Insurance Contracts, Accident Year 2018 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 54,625 | 36,066 | 5,584 |  |  |  |  |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 95,534 | 116,634 | $ 131,513 |  |  |  |  |  |  |
Short-duration Insurance Contracts, Accident Year 2019 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 18,703 | 4,220 |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 136,860 | $ 143,475 |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Accident Year 2020 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | 4,148 |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Incurred Claims and Allocated Claim Adjustment Expense, Net | 504,160 |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Accident Year Prior to 2011 | Property, Liability and Casualty Insurance Product Line |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] |  |  |  |  |  |  |  |  |  |
Short-duration Insurance Contracts, Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net | $ 30,257 |  |  |  |  |  |  |  |  |

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