CORPORATE LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 7) - Predecessor Company	4 Months Ended
	Apr. 30, 2014 USD ($) component class
Summary of corporate loans
Number of components in the loans receivable allowance for loan losses (in components) | component	2
Interest income recognized using accrual method	$ 4,500,000
Number of classifications of non-accrual loans | class	3
Corporate loans transferred from held for investment to held for sale	$ 348,808,000
Corporate loans transferred from held for sale to held for investment	0
Net charge for lower of cost or estimated fair value adjustment	(5,038,000)
Corporate Loans Held for Sale
Summary of corporate loans
Net charge for lower of cost or estimated fair value adjustment	5,000,000
Corporate loans held for sale	546,100,000
Corporate loans
Summary of corporate loans
Credit risk, gain (loss)	2,800,000
Corporate Loan Portfolio Segment
Summary of corporate loans
Interest income recognized using cash basis method	5,300,000
Corporate Loan Portfolio Segment | Corporate Loans
Summary of corporate loans
Interest income recognized using cash basis method	4,500,000
Corporate loans transferred from held for investment to held for sale	348,800,000
Corporate Loan Portfolio Segment | Corporate Loans Held for Sale
Summary of corporate loans
Interest income recognized using cash basis method	700,000
Corporate Loan Portfolio Segment | Corporate loans, at estimated fair value
Summary of corporate loans
Interest income recognized using cash basis method	$ 100,000