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Inventories (Details) - Schedule of inventories - USD ($) $ in Thousands		Dec. 31, 2020	Dec. 31, 2019
Schedule of inventories [Abstract]
Finished products	[1]	$ 540	$ 1,356
[1] Includes amounts of $399 and $1,074 as of December 31, 2020 and 2019, respectively, with respect to inventory delivered to customers for which revenue criteria have not been met yet.

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- References

No definition available.

+ Details

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Namespace Prefix:	rdcm_
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- Definition

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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