Receivables and Prepaid Expenses - Schedule of Receivables and Prepaid Expenses (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Receivables And Prepaid Expenses [Abstract]
Advances to and receivables from suppliers	$ 4,565	$ 2,924
Government authorities	6,106	2,006
Prepaid expenses	3,531	2,890
Others	77	285
Receivables and prepaid expenses	$ 14,279	$ 8,105

Advances and receivables from suppliers.

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- Definition

Receivables and prepaid expenses.

+ References

No definition available.

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Receivables and prepaid expenses.

+ References

No definition available.

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- Definition

The amount of receivables that are derived from government contracts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 912
-SubTopic 310
-Section 45
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- Definition

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

+ References

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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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