Goodwill and Intangible Assets, including Casino Contracts (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Indefinite-lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net, Total	$ 5,331	$ 6,681
Gaming Operation Agreement [Member]
Indefinite-lived Intangible Assets [Line Items]
Definite-life intangible assets	1,184	1,178
Less: accumulated amortization	(693)	(567)
Finite-Lived Intangible Assets, Net, Total	491	611
Gaming Operation Agreement [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years
Gaming Operation Agreement [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	4 years
Goodwill [Member]
Indefinite-lived Intangible Assets [Line Items]
Definite-life intangible assets	358	353
Patents [Member]
Indefinite-lived Intangible Assets [Line Items]
Definite-life intangible assets	114	114
Less: accumulated amortization	(72)	(62)
Finite-Lived Intangible Assets, Net, Total	42	52
Patents [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	6 years
Patents [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years
Trademarks [Member]
Indefinite-lived Intangible Assets [Line Items]
Definite-life intangible assets	26	26
Less: accumulated amortization	(11)	(10)
Finite-Lived Intangible Assets, Net, Total	15	16
Trademarks [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years
Trademarks [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years
Technical Know How [Member]
Indefinite-lived Intangible Assets [Line Items]
Definite-life intangible assets	261	261
Less: accumulated amortization	(54)	(41)
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years
Finite-Lived Intangible Assets, Net, Total	207	220
Casino Contracts [Member]
Indefinite-lived Intangible Assets [Line Items]
Definite-life intangible assets	12,795	12,764
Less: accumulated amortization	(8,577)	(7,335)
Finite-Lived Intangible Assets, Net, Total	$ 4,218	$ 5,429
Casino Contracts [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	6 years
Casino Contracts [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years