Summary of Activity with NCM Included in Company's Consolidated Financial Statements (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Schedule of Equity Method Investments [Line Items]
Beginning Balance	$ 178,853
Receipt of common units due to common unit adjustment	8,216		98,797		9,137
Equity in earnings	22,743		22,682		13,109
Ending Balance	178,939		178,853
Equity in other comprehensive income	676		2,386
Ending Balance	18,541		20,701		20,812
Other Comprehensive Income (Loss)
Schedule of Equity Method Investments [Line Items]
Ending Balance	(896)		(1,838)
Investment In NCM
Schedule of Equity Method Investments [Line Items]
Beginning Balance	178,853		78,123		72,040
Receipt of excess cash distributions	12,574		13,166		6,503
Receipt under tax receivable agreement	2,594		492		967
Equity in earnings	(6,142)		(13,753)	[1]	(4,416)
Ending Balance	178,939		178,853		78,123
Equity in other comprehensive income	(896)		(1,838)
Investment In NCM | Annual Common Unit Adjustment
Schedule of Equity Method Investments [Line Items]
Receipt of common units due to common unit adjustment	(8,216)		(8,869)		(9,137)
Investment In NCM | Extraordinary Common Unit Adjustment
Schedule of Equity Method Investments [Line Items]
Receipt of common units due to common unit adjustment			(89,928)
Deferred Revenue
Schedule of Equity Method Investments [Line Items]
Beginning Balance							(236,310)
Ending Balance	(335,219)		(334,429)		(241,305)		(236,310)
Deferred Revenue | Annual Common Unit Adjustment
Schedule of Equity Method Investments [Line Items]
Receipt of common units due to common unit adjustment	8,216		8,869		9,137
Deferred Revenue | Extraordinary Common Unit Adjustment
Schedule of Equity Method Investments [Line Items]
Receipt of common units due to common unit adjustment			89,928
Distributions from NCM
Schedule of Equity Method Investments [Line Items]
Receipt of excess cash distributions	(14,778)		(19,374)		(17,889)
Receipt under tax receivable agreement	(3,763)		(1,327)		(2,923)
Ending Balance	(18,541)		(20,701)		(20,812)
Equity in Earnings
Schedule of Equity Method Investments [Line Items]
Ending Balance	(6,142)		(11,578)		(4,416)
Other Revenue
Schedule of Equity Method Investments [Line Items]
Revenues earned under ESA	9,249	[2]	7,960	[2]	7,112	[2]
Ending Balance	(16,675)		(13,633)		(11,254)
Cash Received
Schedule of Equity Method Investments [Line Items]
Revenues earned under ESA	(9,249)	[2]	(7,960)	[2]	(7,112)	[2]
Receipt of excess cash distributions	(27,352)		(32,540)		(24,392)
Receipt under tax receivable agreement	(6,357)		(1,819)		(3,890)
Ending Balance	42,958		42,319		35,394
NCM | Other Comprehensive Income (Loss)
Schedule of Equity Method Investments [Line Items]
Equity in other comprehensive income	896		1,838
NCM | Deferred Revenue
Schedule of Equity Method Investments [Line Items]
Amortization of deferred revenue	7,426		5,673		4,142
NCM | Equity in Earnings
Schedule of Equity Method Investments [Line Items]
Equity in earnings	6,142		11,578	[1]	4,416
NCM | Other Revenue
Schedule of Equity Method Investments [Line Items]
Amortization of deferred revenue	$ (7,426)		$ (5,673)		$ (4,142)

[1] A portion of the equity in earnings recorded for the year ended December 31, 2013 was recorded as a reduction in our investment basis in a joint venture (AC JV, LLC) that the Company, along with Regal and AMC, recently formed with NCM. See Note 7.

[2] Amounts include the per patron and per digital screen theatre access fees due to the Company, net of amounts due to NCM for on-screen advertising time provided to the Company's beverage concessionaire. The amounts due to NCM for on-screen advertising time provided to the Company's beverage concessionaire were approximately $11,063, $11,958 and $11,489 for the years ended December 31, 2012, 2013 and 2014, respectively.