Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Feb. 14, 2019	Dec. 31, 2018
Income tax expense (benefit) [Abstract]
Federal current	$ (78)	$ (433)	$ 38	$ (373)
Federal deferred	681	(711)	1,302	(1,059)
Foreign current	1,191	223	1,787	857
Foreign deferred	157	50	1,592	(74)
State current	3	(113)	44	(110)
State deferred	67	(12)	161	(25)
Total income tax expense (benefit)	2,021	$ (996)	4,924	$ (784)
Deferred tax assets:
Deferred Tax Assets, Gross	6,999		6,999			$ 8,124
Valuation allowances	(1,860)		(1,860)			(1,744)
Net deferred tax assets	5,139		5,139			6,380
Deferred tax liabilities:
Deferred tax liabilities	3,224		3,224			2,454
Domestic Country [Member]
Deferred tax assets:
Deferred Tax Assets, Gross	4,427		4,427			5,662
Foreign Country [Member]
Deferred tax assets:
Deferred Tax Assets, Gross	1,609		1,609			1,655
Deferred tax liabilities:
Deferred tax liabilities	3,224		3,224			2,454
State and Local Jurisdiction [Member]
Deferred tax assets:
Deferred Tax Assets, Gross	963		963			$ 807
Starfield Hanam [Member]
Operating Loss Carryforwards [Line Items]
Income Tax Expense on Promote Fee Income	$ 900		$ 900
Blackstone Transaction [Member]
Operating Loss Carryforwards [Line Items]
Equity Method Investment, Summarized Financial Information, Ownership Interest Agreed to be Sold					50.00%