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Intangible Assets (Schedule of net Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Original cost	$ 7,111	$ 3,539
Accumulated amortization	2,797	2,369
Intangible assets, Net	4,314	1,170
Amortization expense	428	378	$ 266
Impairment charge	0	1,657	$ 0
Capitalization of software development costs [Member]
Finite-Lived Intangible Assets [Line Items]
Original cost	6,546	2,983
Accumulated amortization	2,366	2,163
Intangible assets, Net	$ 4,180	820
Useful life	3 years
Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Original cost	$ 565	556
Accumulated amortization	431	206
Intangible assets, Net	$ 134	$ 350
Useful life	3 years

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

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