Segment Information Balance Sheet Data (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014 segment	Dec. 31, 2013
Segment Reporting Information [Line Items]
Number of Reportable Operating Segments	4
Total Assets	$ 3,532,852	$ 3,272,276
Entertainment Reportable Operating Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	2,043,532	1,921,836
Education Reportable Operating Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	596,987	542,052
Recreation Reportable Operating Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	635,187	553,019
Other Reportable Operating Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	211,864	210,064
Corporate / Unallocated
Segment Reporting Information [Line Items]
Total Assets	$ 45,282	$ 45,305