INCOME TAXES (Computation of Income Tax Expense by Applying Federal Corporate Tax Rate) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Reconciliation of income tax expense computed by applying the Federal corporate tax rate to the provision for income taxes
Tax at statutory rate on earnings from continuing operations before income taxes	$ 112,264	$ 52,751	$ 13,800
Increase (decrease) in valuation allowance, net	(1,326)	1,742	5,602
State income taxes, net of Federal income tax benefit	4,004	267	1,320
Tax at statutory rate on REIT entity earnings not subject to Federal income taxes			(512)
Tax (benefit) expense from change in rates, prior period adjustments and other permanent differences	(4,591)	(7,361)	(12,193)
Set up deferred tax liability related to captive REIT			(1,068)
Non-deductible warrant liability (gain) loss	8,544	(20,412)	21,182
Non-taxable interest income			18,373
Uncertain tax position (benefit) expense, excluding interest	(407)	(2,483)	2,395
Uncertain tax position interest, net of Federal income tax benefit	(38)	(503)	14,061
Provision for (benefit from) income taxes	$ 118,450	$ 24,001	$ 62,960