Quarterly report pursuant to Section 13 or 15(d)

Acquisition of Citizen Engagement Centers Business - Estimated Future Amortization Expense For Intangible Assets (Details)

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Acquisition of Citizen Engagement Centers Business - Estimated Future Amortization Expense For Intangible Assets (Details)
$ in Thousands
Dec. 31, 2018
USD ($)
Business Combinations [Abstract]  
2019 $ 27,541
2020 35,281
2021 18,233
2022 15,859
2023 15,762
2024 $ 15,639