Disposal of Business - Summary of Gain from Disposal (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019
Net gain realized on disposal	$ 14,388
Evercord
Proceeds on disposal:	15,377	$ 15,400
Accounts receivable, net	5,782	$ 1,000
Equipment and inventory	419
Total assets sold	6,201
Deferred revenues	5,212
Net assets and liabilities sold	989
Net gain realized on disposal	$ 14,388