Long-Lived Asset Impairment Charges (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment of long-lived assets	$ 1,425	$ 3,528	$ 1,917	$ 4,322
U.S. Operating Segment
Impaired Long-Lived Assets Held and Used [Line Items]
Theatre properties	959	2,536	1,095	3,330
Intangible assets		$ 992		$ 992
International Operating Segment
Impaired Long-Lived Assets Held and Used [Line Items]
Theatre properties	$ 466		$ 822