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Income Tax (Tables)
9 Months Ended
Sep. 30, 2021
Income Tax Disclosure [Abstract]  
Components of Provision for Income Taxes
The components of the provision for income tax expense are as follows:
 Three Months Ended September 30,Nine Months Ended September 30,
2021202020212020
$$$$
Current(1,285)(1,927)(3,935)(3,308)
Deferred(941)5076711,180
Income tax expense(2,226)(1,420)(3,264)(2,128)