General and Basis of Presentation - Schedule of Inventory (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Inventory [Line Items]
Total inventory	$ 7,883	$ 8,362
Less: Inventory reserves	(1,673)	(1,764)
Inventory, net	6,210	6,598
ATMs
Inventory [Line Items]
Total inventory	1,563	1,837
ATM spare parts and supplies
Inventory [Line Items]
Total inventory	$ 6,320	$ 6,525

Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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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 valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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