Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Summary of Cash, Cash Equivalents and Restricted Cash

Restricted cash is recorded in other current assets in the accompanying consolidated balance sheets. Restricted cash consists primarily of funds received from strategic partners for use in approved marketing and promotional activities.

	December 31,		December 31,
	2018		2017
	(In thousands)
Cash and cash equivalents	$	34,073	$	33,178
Restricted cash, included in other current assets		934		819
Total cash, cash equivalents and restricted cash	$	35,007	$	33,997

Estimated Useful Lives

The cost of assets is depreciated using the straight-line method based on the following estimated useful lives:

Land improvements	10-40 years
Buildings	5-40 years
Rides, attractions and equipment	3-20 years
Animals	1-50 years