Note 10 - Losses and Loss Adjustment Expense Reserve for Losses and LAE by Segment (Details) - USD ($) $ in Thousands	Sep. 30, 2018		Dec. 31, 2017	Sep. 30, 2017	Dec. 31, 2016
Liability for Claims and Claims Adjustment Expense [Line Items]
Reserve for losses and loss adjustment expense (“LAE”) (Note 10)	$ 412,460		$ 507,588
Mortgage Insurance Segment
Liability for Claims and Claims Adjustment Expense [Line Items]
Reserve for losses and loss adjustment expense (“LAE”) (Note 10)	408,980		507,588	$ 556,488	$ 760,269
Mortgage and Real Estate Services Segment
Liability for Claims and Claims Adjustment Expense [Line Items]
Reserve for losses and loss adjustment expense (“LAE”) (Note 10)	$ 3,480	[1]	$ 0

[1] A majority of this amount is included in the reinsurance recoverables reported in other assets in our condensed consolidated balance sheet, and relates to the acquisition of EnTitle Direct, completed on March 27, 2018.