Income Taxes - Summary of Deferred tax assets and liabilities (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2020	Dec. 31, 2019
Gross Deferred Tax Liabilities
Net Deferred Tax Liability	$ 2,779	$ 2,779	$ 3,007
Principal components of the deferred tax assets and liabilities
Income Tax Benefit	$ (228)	$ (228)