Significant Accounting Policies - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended			12 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2013 Segment Theatre	Dec. 31, 2012	Dec. 31, 2011
Significant Accounting Policies [Line Items]
Revenue recognized related to unredeemed gift cards and other advanced sale certificates				$ 500	$ 1,319	$ 1,718
Number of operating segment				1
Credit and debit transaction, amount due from bank		5,082		5,174	5,082
Allowance for doubtful accounts		0		0	0
Building and building improvements under financing lease at cost		814,750		869,777	814,750
Accumulated depreciation		369,823		402,022	369,823
Goodwill		44,577		74,377	44,577
Impairment charges	2,974	882	1,930	3,726	4,227	3,123
Number of operating theatres				1
Advertising expenses				2,674	1,927	2,023
Building and Building Improvements Under Finance Lease [Member]
Significant Accounting Policies [Line Items]
Building and building improvements under financing lease at cost		149,620		153,729	149,620
Accumulated depreciation		$ 32,351		$ 36,003	$ 32,351
Two Owned Theatre [Member]
Significant Accounting Policies [Line Items]
Number of theatres				2
Minimum [Member]
Significant Accounting Policies [Line Items]
Film exhibition cost accrual period				30 days
Settlement completion period of film exhibition				3 weeks
Non cancellable lease agreement, initial lease term				15 years
Maximum [Member]
Significant Accounting Policies [Line Items]
Film exhibition cost accrual period				60 days
Settlement completion period of film exhibition				4 weeks
Non cancellable lease agreement, initial lease term				20 years