Supplemental Information to Condensed Consolidated Statements of Cash Flows (Detail) (USD $) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended		6 Months Ended
	Mar. 31, 2014	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014		Jun. 30, 2013
Schedule of Cash Flow, Supplemental [Line Items]
Cash paid for interest				$ 53,890		$ 61,814
Cash paid for income taxes, net of refunds received				64,540		43,748
Noncash investing and financing activities:
Change in accounts payable and accrued expenses for the acquisition of theatre properties and equipment				(4,617)	[1]	(3,222)	[1]
Theatre properties acquired under capital lease				4,012		50,840
Investment in NCM - receipt of common units (see Note 7)	8,216			8,216		98,797
Dividends accrued on unvested restricted stock unit awards				(274)	[2]	(310)	[3]
Change in fair market value of available-for-sale securities, net of taxes (see Note 9)		$ 1,221	$ 685	$ 3,244		$ 2,041

[1] Additions to theatre properties and equipment included in accounts payable as of June 30, 2014 and December 31, 2013 were $7,393 and $12,010, respectively.

[2] On May 22, 2014 the Company's board of directors declared a cash dividend for the first quarter of 2014 in the amount of $0.25 per share of common stock payable to stockholders of record on June 6, 2014. The dividend was paid on June 20, 2014. On February 14, 2014, the Company's board of directors declared a cash dividend for the fourth quarter of 2013 in the amount of $0.25 per share of common stock payable to stockholders of record on March 4, 2014. The dividend was paid on March 19, 2014.

[3] On May 24, 2013 the Company's board of directors declared a cash dividend for the first quarter of 2013 in the amount of $0.21 per share of common stock payable to stockholders of record on June 6, 2013. The dividend was paid on June 20, 2013. On February 12, 2013, the Company's board of directors declared a cash dividend for the fourth quarter of 2012 in the amount of $0.21 per share of common stock payable to stockholders of record on March 4, 2013. The dividend was paid on March 15, 2013.