Impairment of Long-Lived Assets - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013 Theatre	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Property, Plant and Equipment [Line Items]
Impairment charges	$ 207	$ 50	$ 411	$ 1,536
Number of operating theatres where competition entered the market	1
Number of theatres	1
Estimated aggregate fair value of long-lived assets impaired	$ 712		$ 1,250
Maximum [Member]
Property, Plant and Equipment [Line Items]
Projects future attendance fluctuations, percent			10.00%
Risk-adjusted of return, discount rate			15.00%
Minimum [Member]
Property, Plant and Equipment [Line Items]
Projects future attendance fluctuations, percent			(10.00%)
Risk-adjusted of return, discount rate			10.00%