Impairment of Property And Equipment (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Continuing Operations:
Impairment of long-lived assets	$ 4,252	$ 3,239	$ 7,432
Discontinued Operations:
Impairment of long-lived assets	96	250	267
Theatre Properties [Member]
Continuing Operations:
Impairment of long-lived assets	3,723	2,484	6,369
Discontinued Operations:
Impairment of long-lived assets	81	200	185
Equipment [Member]
Continuing Operations:
Impairment of long-lived assets	529	755	1,063
Discontinued Operations:
Impairment of long-lived assets	$ 15	$ 50	$ 82