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Acquisitions and Dispositions - Additional Information (Detail) (USD $) | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended
--- | --- | --- | --- | ---
Dec. 31, 2012 | Aug. 31, 2011 ARGENTINA Screens Theatre | Dec. 31, 2011 ARGENTINA | Nov. 30, 2012 Rave Theatres Screens State Theatre | Nov. 30, 2010 CANADA Theatre
Business Acquisition [Line Items] |  |  |  |  |
Number of theatres acquired |  | 10 |  | 32 |
number of screen in theater acquired |  | 95 |  | 483 |
Number of states |  |  |  | 12 |
Purchase price of acquisition |  |  |  | $ 240,000,000 |
Cash paid for acquisition |  | 66,958,000 |  |  |
Transaction costs |  |  | 200,000 |  |
Weighted average amortization period for the intangible assets acquired | 7 years |  |  |  |
Number of theatres Sold |  |  |  |  | 1
Cash proceeds from sale of theatre properties |  |  |  |  | 6,320,000
Gain from sale of theatre properties |  |  |  |  | 7,025,000
Proceeds from sale of profit sharing agreement |  |  |  |  | $ 8,493

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