Other Commitments And Contingencies (Details) (USD $)	3 Months Ended
	Mar. 31, 2014 mortgagenotes
Number of Mortgage Notes Receivable (in mortgage notes)	14
Mortgage notes receivable with commitments	$ 227,000,000
Guarantor Obligations, Maximum Exposure, Undiscounted	20,400,000
Theatre Properties [Member]
Development projects in process (in projects)	13
Commitment to fund project development	62,600,000
recreationproperties [Member]
Development projects in process (in projects)	8
Commitment to fund project development	71,900,000
Public Charter School Property Member
Development projects in process (in projects)	16
Commitment to fund project development	174,600,000
Louisiana Theatre Properties [Member]
Development projects in process (in projects)	2
Economic development revenue bond term	30 years
Deferred assets related to guarantee	8,600,000
Deferred liabilities related to guarantee	8,600,000
Loss contingency	0
Sullivan County Planned Casino and Resort [Member]
Loss contingency damages sought, value	1,500,000,000
Concord Resort [Member]
Loss contingency damages sought, value	$ 500,000,000
Minimum [Member] | Louisiana Theatre Properties [Member]
Economic development revenue bond annual fees percentage	2.88%
Maximum [Member] | Louisiana Theatre Properties [Member]
Economic development revenue bond annual fees percentage	4.00%