Property and Equipment - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended					12 Months Ended
	Dec. 29, 2016	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Property Plant And Equipment [Line Items]
Depreciation expense							$ 42,700	$ 33,600	$ 28,100
Non-cash increases property and equipment acquired under capital leases							2,500	1,200	1,000
Non-cash increases property and equipment purchases in accounts payable and accrued liabilities							2,300	900	2,300
Impairment charges (recoveries)		$ (24,467)	$ (2,247)	$ (2,384)	$ 98	$ 120	(29,098)	218	96
Mount Royal Hotel
Property Plant And Equipment [Line Items]
Asset impairment loss	$ 2,200						200
Mount Royal Hotel | Canada
Property Plant And Equipment [Line Items]
Insurance claims							36,300
Impairment recoveries							29,300
Asset impairment loss	$ 2,200						$ 200
Pursuit
Property Plant And Equipment [Line Items]
Impairment charges (recoveries)								$ 200	$ 100