Lease Termination Charges - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013
Leases [Abstract]
Lease termination charges	$ 3,063
Remaining Lease term period of expiration lease	6 years
Lease future minimum payments, present value of net minimum payments	2,413
Lease termination liability	2,355
Lease termination charges of new build to suit theatre	$ 650