CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013		Mar. 31, 2012
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss	$ (62,113)		$ (115,043)
Other comprehensive income (loss), net of tax in 2013:
Foreign currency translation adjustment	1,408	[1]	6,530
Defined benefit retirement plan	(59)	[2]	(166)
Change in cash flow hedging	38	[3]	(267)
Net other comprehensive income	1,387		6,097
Comprehensive loss	(60,726)		(108,946)
Comprehensive income attributable to noncontrolling interests	(414)		(66)
Comprehensive loss attributable to Six Flags Entertainment Corporation	$ (61,140)		$ (109,012)

[1] Foreign currency translation adjustment is presented net of taxes of $0.8 million for the three months ended March 31, 2013.

[2] Defined benefit retirement plan is presented net of taxes of $0.1 million for the three months ended March 31, 2013.

[3] Change in cash flow hedging is presented net of taxes of $23,000 for the three months ended March 31, 2013.