Stockholders' Equity - Noncontrolling Interest (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Total non-controlling interests	$ 144,176	$ 136,208
Fortegra preferred interests
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Total non-controlling interests	77,679	77,679
Fortegra Common Interest
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Total non-controlling interests	66,497	55,364
Other third-party common interests
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Total non-controlling interests	$ 0	$ 3,165