LOANS RECEIVABLE AND OTHER INVESTMENTS - Narrative (Details) $ in Thousands	3 Months Ended
Mar. 31, 2016 USD ($) loan	Dec. 31, 2015 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loan receivable investments \| loan	17
Principal balance	$ 271,815
Loan loss reserve	$ 6,700	$ 4,300
Loan Receivable Investment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loan receivable investments \| loan	2
Principal balance	$ 29,800
Loan loss reserve in period	2,300
Loan loss reserve	$ 4,800
Number of loan receivable investments, nonaccrual status \| loan	2
Loans receivable, nonaccrual status	$ 123,500
Loan Receivable Investment [Member] \| Over 90 days past due [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of loan receivable investments \| loan	1
Principal balance	$ 60,900
Portfolio-Based Loan Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loan loss reserve in period	100
Loan loss reserve	$ 1,900

Loans and Leases Receivable, Number of Loans

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Loans and Leases Receivable, Number of Loans, Nonaccrual Status

+ References

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.

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- Definition

Amount of expense related to estimated loss from loan and lease transactions.

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