Nature of Business and Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Accounting Policies [Abstract]
IoT & Mobile Solutions									$ 154,167	$ 135,349
Enterprise SaaS Solutions									65,329	67,114
Total net revenues	$ 52,333	$ 62,716	$ 55,891	$ 48,556	$ 56,043	$ 50,630	$ 49,057	$ 46,733	$ 219,496	$ 202,463