Income Taxes - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Accrued interest	$ 0	$ 0
Uncertain tax positions	$ 0	0
Statutory tax rate	21.00%
Federal tax loss	$ 13,127,000	(5,628,000)
Deferred tax liability, intangible assets	$ 22,311,000	15,900,000
Expiration period	20 years
Valuation allowance	$ 359,000	$ 392,000
Federal
Operating Loss Carryforwards [Line Items]
Income taxes on undistributed earnings on foreign subsidiaries	12,100,000
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 18,834,000