Schedule II - Condensed Financial Information of Registrant - Condensed Balance Shsets (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
ASSETS
Investments securities, available-for-sale, at fair value	$ 438,672	$ 404,131
Cash and cash equivalents	86,228	74,593	$ 53,038	$ 40,157
Deferred income taxes, net	307
Income taxes receivable	9,510	13,871
Other assets	13,403	11,509
TOTAL ASSETS	904,873	815,390
Liabilities:
Deferred tax liabilities, net		253
Debt	49,251	4,909
Other liabilities	25,059	37,643
Total liabilities	677,414	580,925
Preferred stock	0	0
Common stock	130	134
Additional paid-in capital	139,728	136,779
Accumulated other comprehensive income	1,770	1,941
Retained earnings	70,009	76,884
Total shareholders' equity attributable Federated National Holding Company shareholders	211,637	215,738
Noncontrolling Interest in Variable Interest Entity	15,822	18,727
Total shareholders’ equity	227,459	234,465	246,157	189,561
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	904,873	815,390
Parent Company [Member]
ASSETS
Investments in subsidiaries	220,901	280,277
Investments securities, available-for-sale, at fair value	15,826	31,750
Cash and cash equivalents	46,717	7,786	$ 2,397	$ 12,053
Deferred income taxes, net	0	0
Income taxes receivable	7,700	9,811
Other assets	1,938	2,031
TOTAL ASSETS	293,082	331,655
Liabilities:
Due to Related Parties	19,624	93,653
Deferred tax liabilities, net	(415)	1,642
Debt	44,321	0
Other liabilities	2,093	1,895
Total liabilities	65,623	97,190
Preferred stock	0	0
Common stock	130	134
Additional paid-in capital	139,728	136,779
Accumulated other comprehensive income	1,770	1,941
Retained earnings	70,009	76,884
Total shareholders' equity attributable Federated National Holding Company shareholders	211,637	215,738
Noncontrolling Interest in Variable Interest Entity	15,822	18,727
Total shareholders’ equity	227,459	234,465
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	$ 293,082	$ 331,655