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Note 7 - Reinsurance (Tables) | 3 Months Ended
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Mar. 31, 2018
Reinsurance Disclosures [Abstract] |
Reinsurance, Premiums Written And Earned [Table Text Block] | The effect of reinsurance on net premiums written and earned is as follows:
| Three Months Ended March 31,
(In thousands) | 2018 |  | 2017
Net premiums written—insurance: |  |  |
Direct | $ | 257,911 |  |  | $ | 239,645 |
Ceded (1) | (19,931 | ) |  | (14,980 | )
Net premiums written—insurance | $ | 237,980 |  |  | $ | 224,665 |
Net premiums earned—insurance: |  |  |
Direct | $ | 258,743 |  |  | $ | 236,062 |
Assumed | 6 |  |  | 7 |
Ceded (1) | (16,199 | ) |  | (14,269 | )
Net premiums earned—insurance | $ | 242,550 |  |  | $ | 221,800 |
______________________
(1) | Net of profit commission.
Reinsurance Transaction Details [Table Text Block] | The following tables show the amounts related to the Single Premium QSR Transactions and the QSR Transactions for the periods indicated:
| Single Premium QSR Transactions
| Three Months Ended March 31,
(In thousands) | 2018 |  | 2017
Ceded premiums written (1) | $ | 15,791 |  |  | $ | 8,960 |
Ceded premiums earned (1) | 10,377 |  |  | 5,859 |
Ceding commissions written | 6,621 |  |  | 3,712 |
Ceding commissions earned (2) | 5,268 |  |  | 2,937 |
Ceded losses | 900 |  |  | 573 |
| QSR Transactions
| Three Months Ended March 31,
(In thousands) | 2018 |  | 2017
Ceded premiums written (1) | $ | 3,931 |  |  | $ | 5,457 |
Ceded premiums earned (1) | 5,612 |  |  | 7,834 |
Ceding commissions written | 1,128 |  |  | 1,559 |
Ceding commissions earned (2) | 3,548 |  |  | 3,894 |
Ceded losses | 246 |  |  | 570 |
______________________
(1) | Net of profit commission.
(2) | Includes amounts reported in policy acquisition costs and other operating expenses.

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- Definition Tabular disclosure of the effects of reinsurance, for example, but not limited to, disclosure of direct, assumed, and ceded insurance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 605 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547 + Details
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- Definition Tabular disclosure of reinsurer or group of reinsurers for whom the entity has a concentration of credit risk. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=75027451&loc=SL29635902-196195 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13537-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13531-108611 + Details
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