Consolidated Statements Of Operations $ in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2018 USD ($) $ / shares shares	Dec. 31, 2017 USD ($) $ / shares shares	Dec. 31, 2016 USD ($) $ / shares shares	[1]
Revenue
Revenue	$ 309,385	$ 279,879	$ 270,866
Costs and Expenses
Cinema	(225,791)	(207,447)	(198,523)
Real estate	(9,904)	(9,437)	(9,044)
Depreciation and amortization	(22,275)	(16,942)	(15,689)
General and administrative	(27,337)	(25,347)	(26,906)
Total Costs and Expenses	(285,307)	(259,173)	(250,162)
Operating Income	24,078	20,706	20,704
Interest expense, net	(6,837)	(6,194)	(6,782)
Casualty gain (loss)		9,217	(1,421)
Net (loss) / gain on sale of assets	(41)	9,360	393
Other income (expense)	(256)	588	(63)
Income before taxes and earnings of unconsolidated joint ventures	16,944	33,677	12,831
Equity earnings of unconsolidated joint ventures	974	815	999
Income before income taxes	17,918	34,492	13,830
Income tax expense	(3,420)	(3,380)	(4,138)
Net Income	14,498	31,112	9,692
Less: Net income attributable to noncontrolling interests	132	11	14
Net Income attributable to RDI controlling interests	$ 14,366	$ 31,101	$ 9,678
Basic income per share attributable to RDI controlling interests | $ / shares	$ 0.62	$ 1.35	$ 0.42
Diluted income per share attributable to RDI controlling interests | $ / shares	$ 0.62	$ 1.34	$ 0.41
Weighted average number of shares outstanding-basic | shares	22,991,277	23,041,190	23,320,048
Weighted average number of shares outstanding-diluted | shares	23,208,991	23,247,969	23,521,157
Cinema [Member]
Revenue
Revenue	$ 294,177	$ 263,464	$ 256,922
Real Estate [Member]
Revenue
Revenue	$ 15,208	$ 16,415	$ 13,944

[1] Certain prior year balances have been reclassified to conform to the 2017 presentation (see Note 2 - Summary of Significant Accounting Policies - Reclassifications).