Annual report pursuant to Section 13 and 15(d)

Income Taxes Components of Income Tax Provision (Benefit) (Details)

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Income Taxes Components of Income Tax Provision (Benefit) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]      
Current Federal Tax Expense (Benefit) $ (176) $ 1,604 $ 3,292
Current State and Local Tax Expense (Benefit) 12 16 37
Current Foreign Tax Expense (Benefit) 2,687 1,560 1,640
Current Income Tax Expense (Benefit) 2,523 3,180 4,969
Deferred Federal Income Tax Expense (Benefit) (18,595) (13,793) 788
Deferred State and Local Income Tax Expense (Benefit) (705) (1,829) (2,799)
Deferred Foreign Income Tax Expense (Benefit) 8,025 1,095 (3,884)
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount (7,507) (1,239) (5,727)
Deferred Income Taxes Expense Benefit (18,782) (15,766) (11,622)
Income tax benefit $ (16,259) $ (12,586) $ (6,653)