Investment in Digital Cinema Implementation Partners - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014 RenewalOptions ProjectionSystem	Mar. 31, 2013
Schedule of Equity Method Investments [Line Items]
Voting interest in Digital Cinema Implementation Partners	33.00%
Economic interest in Digital Cinema Implementation Partners	24.30%
Equity in income	$ 3,620	$ 2,421
Digital projection systems leased under operating lease, initial term	12 years
Number of equipments being leased under master equipment lease agreement	3,631
Equipment lease expense	2,045	1,966
Number of one-year fair value renewal options	10
Minimum annual rent per digital projection system	1
Digital Cinema Implementation Partners LLC
Schedule of Equity Method Investments [Line Items]
Equity in income	$ 3,294	$ 1,552