REINSURANCE (Narrative) (Details) - USD ($)			1 Months Ended		12 Months Ended
	Jul. 01, 2018	Jul. 01, 2017	Jul. 31, 2017	Jul. 31, 2016	Dec. 31, 2019	Dec. 31, 2018	Jul. 01, 2016
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					$ 102,467,000	$ 63,599,000
Reinsurance recoverable, net					209,615,000	211,424,000
Hurricane Irma
Liability for Catastrophe Claims [Line Items]
Reinsurance recoverable, net					163,700,000	183,500,000
Federated National 2018-2019 Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					148,800,000
Federated National 2018-2019 Reinsurance Programs | First Event Coverage
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					3,000,000.0
Federated National 2018-2019 Reinsurance Programs | Maximum
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					20,000,000.0
Multiple Year Protection Terminated | Maximum
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					89,000,000.0
Multiple Year Protection Plan Expired | Maximum
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					156,000,000.0
Federated Nationals Insurance Company Non Florida Reinsurance Program 2018-2019 | First Event Coverage
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					5,000,000.0
Reinsurance retention amount					15,000,000.0
Reinsurance amount retained on net basis with profit share agreement					7,500,000
Federated Nationals Insurance Company Non Florida Reinsurance Program 2018-2019 | Second Event Coverage
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					13,000,000.0
Reinsurance retention amount					2,000,000.0
Reinsurance amount retained on net basis with profit share agreement					1,000,000.0
Federated Nationals Insurance Company Non Florida Reinsurance Program 2018-2019 | Maximum
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					1,800,000
Additional coverage amount					23,000,000.0
Federated Nationals Insurance Company Non Florida Reinsurance Program 2018-2019 | Maximum | Second Event Coverage
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					18,000,000.0
2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					224,100,000
2019-2020 Catastrophe Excess Loss Reinsurance Programs | Maximum | First Event Coverage
Liability for Catastrophe Claims [Line Items]
Reinsurance retention amount					20,000,000
Reinsurance amount retained on net basis with profit share agreement					10,000,000
2019-2020 Catastrophe Excess Loss Reinsurance Programs | Maximum | Second Event Coverage
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					18,000,000
Reinsurance retention amount					2,000,000
Reinsurance amount retained on net basis with profit share agreement					1,000,000
FHCF | 2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					$ 45,200,000
FHCF | 2019-2020 Catastrophe Excess Loss Reinsurance Programs | Maximum
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share reinsurance treaty					90.00%
FNIC
Liability for Catastrophe Claims [Line Items]
Quota Share Reinsurance Treaty, Period					2 years
FNIC | Maximum
Liability for Catastrophe Claims [Line Items]
Trust agreement for loss exposure (less than)					$ 100,000	$ 100,000
FNIC | 2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Excess retention, amount reinsured					27,000,000
Additional coverage amount					$ 20,000,000
FNIC | Quota Share One | Property Insurance Product Line
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share expired on cut off basis		10.00%
FNIC | Quota Share One | Florida Homeowners Book of Business
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share reinsurance treaty	2.00%				30.00%
FNIC | Quota Share Two | Florida Homeowners Book of Business
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share reinsurance treaty		10.00%			10.00%
Private and FHCF Reinsurance | Federated Nationals Insurance Company Non Florida Reinsurance Program 2018-2019
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					$ 2,000,000.0
Private and FHCF Reinsurance | 2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Liability for catastrophe claims					1,900,000,000
Maximum single event coverage					1,300,000,000
Maximum second and third event coverage					$ 15,000,000
Private and FHCF Reinsurance | 2019-2020 Catastrophe Excess Loss Reinsurance Programs | Maximum
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share reinsurance treaty					75.00%
FNIC and MNIC | 2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					$ 179,300,000
Monarch National S Florida | 2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Maximum second and third event coverage					10,000,000
Additional coverage amount					2,000,000
Maison | 2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Additional coverage amount					5,000,000
Florida | Quota Share Treaties | Property Insurance Product Line
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share reinsurance treaty			10.00%	30.00%
Florida | Quota Share One | Property Insurance Product Line
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share expired on cut off basis							30.00%
Percentage of unearned premiums and losses retained							30.00%
Florida | Federated National's Florida Exposure | Federated National 2018-2019 Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					102,700,000
Florida | Federated National's Florida Exposure | 2019-2020 Catastrophe Excess Loss Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					178,900,000
Florida | FHCF | Federated National 2018-2019 Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Reinsurance payable					$ 46,100,000
Percentage of property quota share reinsurance treaty					75.00%
Florida | FNIC | Quota Share Treaties | Property Insurance Product Line
Liability for Catastrophe Claims [Line Items]
Percentage of property quota share reinsurance treaty					40.00%
Florida | Private and FHCF Reinsurance | Federated National 2018-2019 Reinsurance Programs
Liability for Catastrophe Claims [Line Items]
Liability for catastrophe claims					$ 1,800,000,000
Maximum single event coverage					$ 1,300,000,000