Commitments, Contingencies And Other Matters (Narrative) (Details) $ in Thousands, PLN in Millions	12 Months Ended
	Dec. 31, 2016 PLN item	Dec. 31, 2016 USD ($) item	Dec. 31, 2015 USD ($)	Dec. 31, 2014 PLN	Dec. 31, 2014 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 PLN	Dec. 31, 2015 USD ($)
Commitments and Contingencies [Line items]
Contingent liability						$ 2,099		$ 2,180
Distribution to non-controlling interest		$ 1,897	$ 507		$ 281
Rental expenses		3,900	3,900		4,200
Lot Polish Airlines Invesment [Member]
Commitments and Contingencies [Line items]
Owned by noncontrolling interest	33.30%					33.30%
As Previously Reported [Member]
Commitments and Contingencies [Line items]
Rental expenses			900		800
Casinos Poland Ltd [Member]
Commitments and Contingencies [Line items]
Income tax audit costs				PLN 6.4	2,100
Review of Tax Year 2010 [Member]
Commitments and Contingencies [Line items]
Income tax audit costs	PLN 2.9	$ 700
Contingent liability	PLN 8.8					$ 2,100
Reduction to contingent liability							PLN 3.4	$ 900
401K Plan [Member]
Commitments and Contingencies [Line items]
Vesting period for plan	6 years	6 years
Contributed to plan		$ 100	100		100
RSP And RPP Plans [Member]
Commitments and Contingencies [Line items]
Vesting period for plan	2 years	2 years
Number of registered retirement plans in Canada | item	2	2
Contributed to plan		$ 200	$ 100		$ 100