Subsidiary Dividend Restrictions	3 Months Ended
	Mar. 31, 2019
Dividend Restrictions [Line Items]
Subsidiary Dividend Restrictions	Under the insurance regulations of Texas, where Wright Flood is incorporated, the maximum amount of ordinary dividends that Wright Flood can pay to shareholders in a rolling twelve-month period is limited to the greater of 10% of statutory adjusted capital and surplus as shown on Wright Flood’s last annual statement on file with the superintendent of the Texas Department of Insurance or 100% of adjusted net income. There was no dividend payout in 2018 and the maximum dividend payout that may be made in 2019 without prior approval is $4.5 million.