Discontinued Operations (Results Of Discontinued Operations) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income tax (benefit)	$ 0	$ (2,284)	$ 0	$ (7,080)
Loss from discontinued operations after income taxes	$ 0	(4,240)	$ 0	(13,149)
Discontinued Operating Companies [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Investment and other income		102		912
Total revenues		33,443		65,257
Compensation and benefits		1,886		3,058
Depreciation and amortization		2,393		4,617
Selling, general and other expenses		11,766		30,460
Total expenses		39,967		85,486
Loss from discontinued operations before income taxes		(6,524)		(20,229)
Income tax (benefit)		(2,284)		(7,080)
Loss from discontinued operations after income taxes		(4,240)		(13,149)
Gaming Entertainment [Member] | Discontinued Operating Companies [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues		33,341		64,345
Expenses		$ 23,922		$ 47,351