Prepaid And Other Assets (Summary Of Prepaid And Other Assets) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Prepaid And Other Assets [Abstract]
Prepaid expenses	$ 1,692	$ 2,163
Prepaid rent	95	1,093
Prepaid taxes	2,599	912
Income taxes receivable	5,391	1,669
Deposits	245	214
Investment in marketable securities	22	47
Restricted cash	8	7
Total prepaid and other current assets	10,052	6,105
Straight-line rent	5,245	4,689
Other non-cinema and non-rental real estate assets	1,134	1,134
Investment in Reading International Trust I	838	838
Long-term deposits	9	7
Total other non-current assets	$ 7,226	$ 6,668

The company's required investment in its own trust preferred securities as prescribed by the trust agreement.

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Other Non Cinema And Non Rental Real Estate Assets

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Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment within one year or during the operating cycle, if shorter.

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Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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