Summary of Significant Accounting Policies - Promotional Allowances (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenue Recognition, Multiple-deliverable Arrangements [Line Items]
Total retail value of promotional allowances	$ 964	$ 837	$ 2,422	$ 3,291
Total cost of promotional allowances	882	761	2,401	2,859
Food and beverage [Member]
Revenue Recognition, Multiple-deliverable Arrangements [Line Items]
Total retail value of promotional allowances	429	411	1,165	1,239
Total cost of promotional allowances	535	521	1,554	1,605
Non-subsidized free play [Member]
Revenue Recognition, Multiple-deliverable Arrangements [Line Items]
Total retail value of promotional allowances	456	455	999	1,945
Total cost of promotional allowances	268	269	589	1,147
Players club awards [Member]
Revenue Recognition, Multiple-deliverable Arrangements [Line Items]
Total retail value of promotional allowances	79	(29)	258	107
Total cost of promotional allowances	$ 79	$ (29)	$ 258	$ 107