TRANSACTIONS WITH AFFILIATES (Details) - Affiliated Entity [Member] $ in Thousands	3 Months Ended	6 Months Ended		9 Months Ended	12 Months Ended
	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($) Plan	Jun. 30, 2016 USD ($) Plan	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($) Plan
Property and casualty insurance [Member]
Related Party Transaction [Line Items]
Number of reinsurance program treaties | Plan		1	1		2
Property and casualty insurance [Member] | Annual Aggregate Catastrophe Excess of Loss [Member]
Related Party Transaction [Line Items]
Catastrophe claims, retention amount		$ 15,000	$ 20,000
Affiliated reinsurance contract first layer limit		12,000	24,000
Dollar amount of cost of affiliated reinsurance contract		1,500	$ 6,300
Ceded Losses and settlement expenses incurred	$ 3,500			$ 5,100
Reinsurance retention balance		$ 213
Reinsurance [Member]
Related Party Transaction [Line Items]
Number of reinsurance program treaties | Plan					2
Reinsurance [Member] | Per Occurrence Catastrophe Excess of Loss [Member]
Related Party Transaction [Line Items]
Catastrophe claims, retention amount					$ 10,000
Affiliated reinsurance contract first layer limit					$ 10,000
First layer excess of loss coinsurance percentage (in hundreths)					20.00%
Dollar amount of cost of affiliated reinsurance contract					$ 2,000
Reinsurance [Member] | Annual Aggregate Catastrophe Excess of Loss [Member]
Related Party Transaction [Line Items]
Catastrophe claims, retention amount					20,000
Affiliated reinsurance contract first layer limit					$ 100,000
First layer excess of loss coinsurance percentage (in hundreths)					20.00%
Dollar amount of cost of affiliated reinsurance contract					$ 3,100
Catastrophe event minimum amount					500
Dollar amount of cost of protection provided by industry loss warranties					$ 3,500
Ceded Losses and settlement expenses incurred	$ 0			$ 0