Operating Segment Data - Segment Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Total assets	$ 1,814,840	$ 1,864,918
Specialty Insurance
Segment Reporting Information [Line Items]
Total assets	1,450,765	1,514,084
Tiptree Capital
Segment Reporting Information [Line Items]
Total assets	320,320	318,420
Corporate and Other
Segment Reporting Information [Line Items]
Total assets	43,755	32,414
Operating Segments
Segment Reporting Information [Line Items]
Total assets	$ 1,814,840	$ 1,864,918