Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

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, 2013, 2012 and 2011:

	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

	Year Ended December 31, 2012
(Amounts in thousands)	First Quarter			Second Quarter		Third Quarter		Fourth Quarter
Total revenue	$	66,358		$	374,912	$	485,143	$	143,919
Net (loss) income attributable to Six Flags Entertainment Corporation common stockholders	(115,109		)	72,265		253,025		155,754
Net (loss) income per weighted average common share outstanding:
Basic	$	(1.05	)	$	0.67	$	2.37	$	1.46
Diluted	(1.05		)	0.64		2.23		1.40