Balances and Transactions with Related Parties (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Balances and Transactions with Related Parties (Details) [Line Items]
Logistic service fees	$ 3,762	$ 2,673
Priority Software Ltd.[Member]
Balances and Transactions with Related Parties (Details) [Line Items]
Total premium	843	248	$ 248
Maintenance fees	$ 109	$ 76	$ 90

The excess of the (1) fair value of consideration transferred to the holders of a security in excess of (2) the carrying amount of the security reported on the registrant's balance sheet, which will be deducted from net earnings to derive net earnings available to common shareholders. This amount is generally an adjustment considered in the computation of earnings per share.

No definition available.

Name:	us-gaap_RedemptionPremium
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration