Investments (Details) (USD $)	0 Months Ended	6 Months Ended													0 Months Ended		0 Months Ended
	Apr. 02, 2014 properties	Jun. 30, 2014 segment	Jun. 30, 2013 properties	Jun. 30, 2014 Entertainment Reportable Operating Segment [Member]	Jun. 30, 2014 Entertainment Reportable Operating Segment [Member] Theatre Properties [Member] properties	Jun. 30, 2014 Entertainment Reportable Operating Segment [Member] Theatre Redevelopment Properties [Member] properties	Jun. 30, 2014 Education Reportable Operating Segment [Member]	Jun. 30, 2014 Education Reportable Operating Segment [Member] Public Charter School Property Member properties	Jun. 30, 2014 Education Reportable Operating Segment [Member] Private School Property [Member] properties	Jun. 30, 2014 Education Reportable Operating Segment [Member] early childhood education center [Member] properties	Jun. 30, 2014 Recreation Reportable Operating Segment [Member]	Jun. 30, 2014 Recreation Reportable Operating Segment [Member] TopGolf [Member] properties	Jun. 30, 2014 Recreation Reportable Operating Segment [Member] TopGolf redevelopment [Member] properties	Jun. 30, 2014 Other Reportable Operating Segment [Member]	Apr. 21, 2014 immaterial business acquisition [Member] properties state	Apr. 21, 2014 immaterial business acquisition [Member] state	Apr. 21, 2014 immaterial business acquisition [Member] Note, due April 21, 2016 [Member] Notes Payable, Other Payables [Member]	Apr. 21, 2014 immaterial business acquisition [Member] Mortgage note, due July 6, 2017 [Member] Mortgages [Member]
Real Estate Properties [Line Items]
Number of properties acquired (in properties)										2					11
Number of States in which Entity Operates																7
Business Combination, Consideration Transferred																		$ 117,700,000
Acquisiton of real estate in exchange for assumption of debt at fair value		101,441,000	0														1,900,000	90,300,000
Lessor Leasing Arrangements, Operating Leases, Term of Contract															13 years
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets																123,700,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles																3,300,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt																101,500,000
Business Combination, Acquisition Related Costs															500,000
Proceeds from Sale of Property, Plant, and Equipment	46,100,000
Payments to Acquire Productive Assets		$ 319,700,000		$ 143,700,000			$ 101,900,000				$ 72,000,000			$ 2,100,000
number of properties sold	4		5
number of development properties					6	3		19	3	6		12	2
Business Acquisition, Percentage of Voting Interests Acquired																100.00%
Number of Reportable Operating Segments		4