Summary of Significant Accounting Policies - Earnings Per Common Share, Revenue Recognition, Business Acquisitions and Segment Reporting (Details) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017 USD ($) item $ / shares shares	Jun. 30, 2016 USD ($) $ / shares shares	Jun. 30, 2017 USD ($) segment item $ / shares shares	Jun. 30, 2016 USD ($) $ / shares shares
Earnings per share
Outstanding share-based options included in diluted EPS (in shares)	665,000	665,000	665,000	665,000
Basic Earnings Per Share:
Net income (loss) | $	$ 2,185	$ 1,608	$ 2,779	$ 2,614
Weighted average common shares	8,879,011	8,829,011	8,869,204	8,829,011
Basic earnings per share (in dollars per share) | $ / shares	$ 0.25	$ 0.18	$ 0.31	$ 0.30
Diluted Earnings Per Share:
Net income (loss) | $	$ 2,185	$ 1,608	$ 2,779	$ 2,614
Weighted average common shares	8,879,011	8,829,011	8,869,204	8,829,011
Addition due to the effect of dilutive securities using the treasury stock method:
Stock options and restricted stock (in shares)	302,861	8,645	308,637	4,797
Stock issuable under the Deferred Compensation Plan	720,199	616,053	720,199	616,053
Dilutive potential common shares	9,902,071	9,453,709	9,898,040	9,449,861
Diluted earnings per share (in dollars per share) | $ / shares	$ 0.22	$ 0.17	$ 0.28	$ 0.28
Goodwill.
Number of reporting units to which Goodwill has been allocated | item	2		2
Number of goodwill impairment indicators present | item	0
Impairment of goodwill | $			$ 0
Segment Information
Number of Reportable Segments | segment			2
Restricted Stock
Earnings per share
Outstanding shares included in diluted EPS (in shares)	25,000	75,000	25,000	75,000
Product concentration | F&B
Revenue Recognition
Revenue segment as a percentage of total revenue			9.80%	3.70%
Product concentration | Rooms
Revenue Recognition
Revenue segment as a percentage of total revenue			12.90%	5.20%
Product concentration | Total revenues | F&B
Revenue Recognition
Revenue segment as a percentage of total revenue	10.90%	5.60%
Product concentration | Total revenues | Rooms
Revenue Recognition
Revenue segment as a percentage of total revenue	15.20%	7.40%