CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Total Shareholders' Equity Attributable to Federated National Holding Company Shareholders [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]
Balance (in shares) at Dec. 31, 2016			13,473,120
Balance, beginning of period at Dec. 31, 2016	$ 234,465	$ 215,738	$ 134	$ 136,779	$ 1,941	$ 76,884	$ 18,727
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss) attributable to FedNat Holding Company shareholders	7,989					7,989
Net income (loss)	5,342	7,989					(2,647)
Other comprehensive income (loss)	(429)	(171)			(171)		(258)
Dividends declared	(4,251)	(4,251)				(4,251)
Shares issued under share-based compensation plans (in shares)			169,647
Shares issued under share-based compensation plans	103	103		103
Repurchases of common stock (in shares)			(654,520)
Repurchases of common stock	(10,617)	(10,617)	$ (4)			(10,613)
Share-based compensation	2,846	2,846		2,846
Balance (in shares) at Dec. 31, 2017			12,988,247
Balance, end of period at Dec. 31, 2017	227,459	211,637	$ 130	139,728	1,770	70,009	15,822
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss) attributable to FedNat Holding Company shareholders	14,928					14,928
Net income (loss)	14,710	14,928					(218)
Other comprehensive income (loss)	(4,450)	(4,221)			(4,221)		(229)
Dividends declared	(3,120)	(3,120)				(3,120)
Shares issued under share-based compensation plans (in shares)			122,905
Acquisition of non-controlling interest	16,685	1,310		1,005	305		15,375
Shares issued under share-based compensation plans	39	39	$ 1	38
Repurchases of common stock (in shares)			(326,708)
Repurchases of common stock	(5,061)	(5,061)	$ (3)			(5,058)
Share-based compensation	2,367	2,367		2,367
Balance (in shares) at Dec. 31, 2018			12,784,444
Balance, end of period at Dec. 31, 2018	215,259	215,259	$ 128	141,128	(3,750)	77,753	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss) attributable to FedNat Holding Company shareholders	1,011					1,011
Net income (loss)	1,011	1,011					0
Other comprehensive income (loss)	14,031	14,031			14,031		0
Dividends declared	(4,309)	(4,309)				(4,309)
Shares issued for acquisition (in shares)			1,773,102
Shares issued for acquisition	24,391	24,391	$ 18	24,373	0		0
Shares issued under share-based compensation plans (in shares)			94,922
Shares issued under share-based compensation plans	$ 1	1	$ 1	0
Repurchases of common stock (in shares)	(237,647)		(237,647)
Repurchases of common stock	$ (3,867)	(3,867)	$ (3)			(3,864)
Share-based compensation	2,176	2,176		2,176
Balance (in shares) at Dec. 31, 2019			14,414,821
Balance, end of period at Dec. 31, 2019	$ 248,693	$ 248,693	$ 144	$ 167,677	$ 10,281	$ 70,591	$ 0