Commitments and Contingencies - Lease Commitments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Future minimum commitments under facility leases commitments with terms of more than one year
2019	$ 85,071
2020	95,986
2021	94,245
2022	93,761
2023	94,071
Thereafter	575,191
Total minimum lease payments	1,038,325
Sublease income 2018	6,200
Rental expense	17,300	$ 19,200	$ 19,100
Fan Pier Leases
Future minimum commitments under facility leases commitments with terms of more than one year
2019	66,540
2020	72,589
2021	72,589
2022	72,589
2023	72,589
Thereafter	389,855
Total minimum lease payments	746,751
San Diego Lease
Future minimum commitments under facility leases commitments with terms of more than one year
2019	5,324
2020	9,127
2021	9,127
2022	9,127
2023	9,530
Thereafter	119,864
Total minimum lease payments	162,099
Other Leases
Future minimum commitments under facility leases commitments with terms of more than one year
2019	13,207
2020	14,270
2021	12,529
2022	12,045
2023	11,952
Thereafter	65,472
Total minimum lease payments	$ 129,475