Other Current Assets (Schedule of Other Current Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Other Current Assets [Abstract]
Restricted cash (see Note 2)	$ 304	$ 0
Indemnification receivable from SSL for pre-closing taxes (see note 13)	598	598
Due from affiliates	88	186
Prepaid expenses	240	164
Other	2	374
Total other current assets	$ 1,232	$ 1,322

Indemnification receivable on disposal of assets.

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Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).

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Amount of current assets classified as other.

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Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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Amount of cash equivalents restricted as to withdrawal or usage, classified as current. 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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