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Note 7 - Reinsurance Reinsurance Premiums Written and Earned (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Premiums Earned, Net [Abstract] |  |  |  |  |  |  |
Net premiums earned-insurance |  | $ 236,702 | $ 238,149 |  | $ 687,598 | $ 688,184 |
Mortgage Insurance Segment |  |  |  |  |  |  |
Premiums Written, Net [Abstract] |  |  |  |  |  |  |
Direct Premiums Written |  | 265,927 | 261,456 |  | 766,219 | 748,110 |
Ceded Premiums Written | [1] | (18,117) | (20,457) |  | (52,437) | (248,448) |
Net premiums written | [2] | 247,810 | 240,999 | [3] | 713,782 | 499,662 | [3]
Premiums Earned, Net [Abstract] |  |  |  |  |  |  |
Direct Premiums Earned |  | 250,541 | 258,074 |  | 729,832 | 747,342 |
Assumed Premiums Earned |  | 7 | 9 |  | 21 | 27 |
Ceded Premiums Earned | [1] | (13,846) | (19,934) |  | (42,255) | (59,185) |
Net premiums earned-insurance |  | $ 236,702 | $ 238,149 | [3] | $ 687,598 | $ 688,184 | [3]
[1] | Net of profit commission.
[2] | Net of ceded premiums written under the QSR Transactions and the Single Premium QSR Transaction. See Note 7 for additional information.
[3] | Reflects changes made during the fourth quarter of 2016 to align our segment reporting structure concurrent with changes in personnel reporting lines and management oversight related to contract underwriting performed on behalf of third parties. Revenue and expenses for this business are now reflected in the Services segment. As a result, Services revenue, cost of services and other operating expenses have increased, with offsetting reductions in Mortgage Insurance other income and other operating expenses.

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- Definition Amount of earned premiums assumed from other entities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574992-122915 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.1) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 605 -Section 50 -Paragraph 1 -Subparagraph (b),(c)(2) -URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547 + Details
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