Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Summary of the unaudited interim results of operations

Following is a summary of the unaudited interim results of operations for the years ended December 31, 2015, 2014 and 2013:

	Year Ended December 31, 2015
(Amounts in thousands)	First Quarter			Second Quarter		Third Quarter		Fourth Quarter
Total revenue	$	85,155		$	386,065	$	575,261	$	217,457
Net (loss) income attributable to Six Flags Entertainment Corporation common stockholders	(70,326		)	65,532		157,300		2,184
Net (loss) income per weighted average common share outstanding:
Basic	$	(0.75	)	$	0.69	$	1.67	$	0.02
Diluted	(0.75		)	0.67		1.64		0.02

	Year Ended December 31, 2014
(Amounts in thousands)	First Quarter			Second Quarter		Third Quarter		Fourth Quarter
Total revenue	$	73,718		$	376,551	$	541,843	$	183,681
Net (loss) income attributable to Six Flags Entertainment Corporation common stockholders	(61,201		)	66,306		105,034		(34,117		)
Net (loss) income per weighted average common share outstanding:
Basic	$	(0.64	)	$	0.70	$	1.11	$	(0.37	)
Diluted	(0.64		)	0.67		1.08		(0.37		)

	Year Ended December 31, 2013
(Amounts in thousands)	First Quarter			Second Quarter		Third Quarter		Fourth Quarter
Total revenue	$	87,521		$	363,701	$	504,520	$	154,188
Net (loss) income attributable to Six Flags Entertainment Corporation common stockholders	(62,527		)	47,361		120,403		13,315
Net (loss) income per weighted average common share outstanding:
Basic	$	(0.61	)	$	0.49	$	1.27	$	0.14
Diluted	(0.61		)	0.47		1.22		0.13