FINANCING RECEIVABLES (Allowance for Credit Losses) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Activity in the allowance for credit losses of financing receivables [Roll Forward]
Allowance for losses at beginning of period	$ 36,243	$ 32,628
Provision for credit losses	1,208	338
Charge-offs	(1)	(25)
Recoveries	1	19
Allowance for losses at end of period	37,451	32,960
Ending balance, individually evaluated for impairment	37,441	32,906
Ending balance, collectively evaluated for impairment	10	54
Allowance for losses at end of period	37,451	32,960
Ending balance, individually evaluated for impairment	71,947		67,152
Ending balance, collectively evaluated for impairment	75		91
Balance, end of year	72,022		67,243
Receivables from Managed Entities [Member]
Activity in the allowance for credit losses of financing receivables [Roll Forward]
Allowance for losses at beginning of period	36,229	32,560
Provision for credit losses	1,213	330
Charge-offs	(1)	0
Recoveries	0	16
Allowance for losses at end of period	37,441	32,906
Ending balance, individually evaluated for impairment	37,441	32,906
Ending balance, collectively evaluated for impairment	0	0
Allowance for losses at end of period	37,441	32,906
Ending balance, individually evaluated for impairment	71,947		67,152
Ending balance, collectively evaluated for impairment	0		0
Balance, end of year	71,947		67,152
Leases and Loans [Member]
Activity in the allowance for credit losses of financing receivables [Roll Forward]
Allowance for losses at beginning of period	0	0
Provision for credit losses	(1)	(3)
Charge-offs	0	0
Recoveries	1	3
Allowance for losses at end of period	0	0
Ending balance, individually evaluated for impairment	0	0
Ending balance, collectively evaluated for impairment	0	0
Allowance for losses at end of period	0	0
Rent Receivables [Member]
Activity in the allowance for credit losses of financing receivables [Roll Forward]
Allowance for losses at beginning of period	14	68
Provision for credit losses	(4)	11
Charge-offs	0	(25)
Recoveries	0	0
Allowance for losses at end of period	10	54
Ending balance, individually evaluated for impairment	0	0
Ending balance, collectively evaluated for impairment	10	54
Allowance for losses at end of period	10	54
Ending balance, individually evaluated for impairment	0		0
Ending balance, collectively evaluated for impairment	75		91
Balance, end of year	$ 75		$ 91