Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Operating Activities
Net income (loss)	$ 3,102us-gaap_ProfitLoss	$ (254)us-gaap_ProfitLoss
Adjustments to reconcile net income (loss) to net cash provided from (used in) operating activities:
Gain (loss) recognized on foreign currency transactions		(45)
Equity earnings of unconsolidated joint ventures and entities	(236)	(310)
Distributions of earnings from unconsolidated joint ventures and entities	275	388
Gain on sale of property	(2,822)
Change in net deferred tax assets	2,094	909
Depreciation and amortization	3,742	3,805
Amortization of prior service costs	52	235
Amortization of above and below market leases	94	103
Amortization of deferred financing costs	14us-gaap_AmortizationOfFinancingCosts	204us-gaap_AmortizationOfFinancingCosts
Amortization of straight-line rent	16us-gaap_StraightLineRent	21us-gaap_StraightLineRent
Stock based compensation expense	57us-gaap_ShareBasedCompensation	34us-gaap_ShareBasedCompensation
Changes in assets and liabilities:
Decrease in receivables	1,986us-gaap_IncreaseDecreaseInReceivables	1,333us-gaap_IncreaseDecreaseInReceivables
(Increase) decrease in prepaid and other assets	(33)	525
Decrease in accounts payable and accrued expenses	(887)	(3,340)
Decrease in film rent payable	(3,744)rdi_IncreaseDecreaseInFilmRentPayable	(832)rdi_IncreaseDecreaseInFilmRentPayable
Decrease in taxes payable	(111)	(4,380)
Increase (decrease) in deferred revenue and other liabilities	(2,867)	549
Net cash provided by (used in) operating activities	732	(1,055)
Investing Activities
Purchases of and additions to property and equipment	(2,614)	(633)
Change in restricted cash	301	9
Proceeds from sale of property	3,000
Net cash provided by (used in) investing activities	687	(624)
Financing Activities
Repayment of long-term borrowings	(7,825)us-gaap_RepaymentsOfLongTermDebt	(936)us-gaap_RepaymentsOfLongTermDebt
Repurchase of Class A Nonvoting Common Stock	(1,828)
Proceeds from the exercise of stock options	326
Noncontrolling interest contributions	17
Noncontrolling interest distributions	(90)us-gaap_PaymentsToMinorityShareholders	(54)us-gaap_PaymentsToMinorityShareholders
Net cash used in financing activities	(9,400)	(990)
Effect of exchange rate on cash	(2,515)	(1,433)
Decrease in cash and cash equivalents	(10,496)	(4,102)
Cash and cash equivalents at the beginning of the period	50,248	37,696
Cash and cash equivalents at the end of the period	39,752	33,594
Cash paid during the period for:
Interest on borrowings	2,003us-gaap_InterestPaidNet	2,377us-gaap_InterestPaidNet
Income taxes	$ 2,988us-gaap_IncomeTaxesPaid	$ 2,451us-gaap_IncomeTaxesPaid

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