Additions

Balance at
beginning of
period

Charge
(Credit) to
Cost and
Expense

Charged to
Other
Accounts

Deductions (a)

Balance at
end of
period

Year Ended December 31, 2021

Allowance for doubtful accounts

$

473

$

425

$

493

$

405

Total allowance deducted from assets

$

473

$

425

$

-

$

493

$

405

Year Ended December 31, 2022

Allowance for doubtful accounts

$

405

$

239

$

230

$

414

Total allowance deducted from assets

$

405

$

239

$

-

$

230

$

414