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Acquisitions - Pro Forma Information (Details) - Drive-Thru And Restaurant Magic - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2019 | Jun. 30, 2019
Business Acquisition [Line Items] |  |
Total revenue | $ 50,921 | $ 102,274
Net income | $ 1,044 | $ 781

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