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Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Taxes
Cash associated with indefinitely reinvested foreign earnings	$ 14,000
Unrecognized tax benefits related to uncertain tax positions	10,044	$ 9,799	$ 9,127	$ 9,105
Recorded as a decrease in deferred tax assets	9,572	9,390	8,451
Unrecognized Tax Benefits Recorded as Other Long Term Liability	472	$ 409	$ 676
Unrecognized tax benefits	$ 10,000

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- Definition

The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns, recorded as a decrease in deferred tax assets and offsetting valuation allowance, as of the balance sheet date.

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The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns, recorded as other long-term liability, as of the balance sheet date.

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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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