Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Schedule of Foreign Currency Gains and Losses

Foreign currency (gains) losses for the periods presented were as follows:

	Years Ended December 31,
(In thousands)	2018			2017			2016
(Gain) loss on foreign currency related to re-measurement of U.S. dollar denominated debt held in Canada	$	37,724		$	(30,912	)	$	(14,771	)
(Gain) loss on other transactions	(1,470		)	1,826			115
(Gain) loss on foreign currency	$	36,254		$	(29,086	)	$	(14,656	)

Property, Plant and Equipment. Weighted Average Useful Lives

The estimated useful lives of the assets are as follows:

Land improvements	Approximately		25 years
Buildings	25 years	-	40 years
Rides	Approximately		20 years
Equipment	3 years	-	10 years

Disaggregation of Revenue

The following table presents the Partnership's revenues disaggregated by revenues generated within the parks and revenues generated from out-of-park operations less amounts remitted to outside parties under concessionaire arrangements, described below, for the periods presented:

	Years Ended December 31,
(In thousands)	2018			2017			2016
In-park revenues	$	1,235,742		$	1,216,698		$	1,177,447
Out-of-park revenues	152,216			143,763			146,137
Concessionaire remittance	(39,428		)	(38,494		)	(34,863		)
Net revenues	$	1,348,530		$	1,321,967		$	1,288,721

Schedule of Weighted Average Number of Units

The unit amounts used in calculating the basic and diluted earnings per limited partner unit for the years ended December 31, 2018, 2017 and 2016 are as follows:

	Years Ended December 31,
	2018		2017		2016
	(In thousands, except per unit amounts)
Basic weighted average units outstanding	56,212		56,061		55,933
Effect of dilutive units:
Deferred units (Note 7)	48		42		31
Performance units (Note 7)	135		188		181
Restricted units (Note 7)	312		324		288
Unit options (Note 7)	153		185		129
Diluted weighted average units outstanding	56,860		56,800		56,562
Net income per unit - basic	$	2.25	$	3.84	$	3.18
Net income per unit - diluted	$	2.23	$	3.79	$	3.14