Income Taxes - Summary of Deferred Tax Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
NOLs – International	$ 9,336	$ 6,605
Capital losses	8,226	794
Operating lease liabilities	5,529	5,519
Accrued expenses	4,054	2,699
Stock-based compensation	1,754	2,673
Goodwill and intangible assets	1,671	1,841
NOLs—U.S.	642	762
Outside basis difference	123
Other	218	40
Deferred tax assets	31,553	20,933
Deferred tax liabilities:
Right of use assets—operating leases	4,400	4,335
Fixed assets and prepaid assets	1,326	1,433
Unrealized gains	744	724
Deferred tax liabilities	6,470	6,492
Total deferred tax assets less deferred tax liabilities	25,083	14,441
Less: valuation allowance	(17,685)	(7,399)
Deferred tax assets, net	$ 7,398	$ 7,042