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Summary of Goodwill (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Goodwill [Line Items] |  |  |
Beginning Balance | [1] | $ 1,277,383 | $ 1,288,090
Acquisitions of theaters |  | 356 | 6,085
Other acquisitions |  |  | 1,108
Foreign currency translation adjustments |  | (30,191) | (17,900)
Ending Balance | [1] | 1,247,548 | 1,277,383
U.S. Operating Segment |  |  |
Goodwill [Line Items] |  |  |
Beginning Balance | [1] | 1,156,556 | 1,150,471
Acquisitions of theaters |  |  | 6,085
Ending Balance | [1] | 1,156,556 | 1,156,556
International Operating Segment |  |  |
Goodwill [Line Items] |  |  |
Beginning Balance | [1] | 120,827 | 137,619
Acquisitions of theaters |  | 356 |
Other acquisitions |  |  | 1,108
Foreign currency translation adjustments |  | (30,191) | (17,900)
Ending Balance | [1] | $ 90,992 | $ 120,827
[1] | Balances are presented net of accumulated impairment losses of $214,031 for the U.S. operating segment and $27,622 for the international operating segment.

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