Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Tax benefit of operating loss carryforwards	$ 73,096	$ 51,042
Tax basis in excess of book basis	544	8,854
Foreign tax credits and other accruals	76,720	79,820
Tax benefit of capital loss carryforwards	22,710	32,737
Deferred tax assets before valuation allowance	173,070	172,453
Valuation allowance	(129,067)	(127,016)
Deferred tax assets, net	44,003	45,437
Deferred tax liabilities	59,762	23,419
Net deferred tax (liabilities) assets	$ 15,759
Net deferred tax (liabilities) assets		$ 22,018