Schedule of Changes Increased (Decreased) Admissions, Concession and Other Revenue (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Increase Decrease in Revenues ASU 2014-09 Transition [Line Items]
Revenues	$ 889,053	$ 751,195	$ 1,669,024	$ 1,530,805
Admissions Revenues
Increase Decrease in Revenues ASU 2014-09 Transition [Line Items]
Revenues	508,870		961,494
Admissions Revenues | Adoption of ASC Topic 606 | Adjustments due to Adoption of ASC Topic 606
Increase Decrease in Revenues ASU 2014-09 Transition [Line Items]
Revenues	(1,898)		(3,200)
Concession Revenues
Increase Decrease in Revenues ASU 2014-09 Transition [Line Items]
Revenues	305,306	$ 262,322	567,078	$ 530,546
Concession Revenues | Adoption of ASC Topic 606 | Adjustments due to Adoption of ASC Topic 606
Increase Decrease in Revenues ASU 2014-09 Transition [Line Items]
Revenues	(662)		(1,207)
Other Revenues
Increase Decrease in Revenues ASU 2014-09 Transition [Line Items]
Revenues	38,380		71,507
Other Revenues | Adoption of ASC Topic 606 | Adjustments due to Adoption of ASC Topic 606
Increase Decrease in Revenues ASU 2014-09 Transition [Line Items]
Revenues	$ 32,710		$ 60,169