content_image/1031820.jpg content_image/1031821.jpg content_image/1031822.jpg
The Company had accounts receivable securitization arrangements totaling $425 at December 31, 2020, of which $250 was drawn. The Company had accounts receivable securitization arrangements totaling $400 at December 31, 2019, of which $350 was drawn. The $100 reduction in the amount drawn resulted in a corresponding reduction in Cash and cash equivalents. 

## Other Customer Receivable Sales 

In 2020, the Company sold $32 of a certain customer’s receivables in exchange for cash (of which $0 remained outstanding from the customer at December 31, 2020), the proceeds from which are presented in changes in receivables within operating activities in the Statement of Consolidated Cash Flows. The sale of these customer receivables partially offset the maximum funding reduction resulting from the Arconic Inc. Separation Transaction as well as customer concentration limits within the first accounts receivable securitization arrangement. 

In 2020, the Company sold another customer’s receivables of $149 in exchange for cash (of which $50 remained outstanding from the customer at December 31, 2020), the proceeds from which are presented in changes in receivables within operating activities in the Statement of Consolidated Cash Flows. The sale of these customer receivables was undertaken to offset a change in the customer’s payment patterns (customer had been taking a discount for paying early). 

## Allowance for Doubtful Accounts 

The following table details the changes in the allowance for doubtful accounts related to customer receivables and other receivables: 

<img src='content_image/1031820.jpg'>

## N. Inventories 

<img src='content_image/1031821.jpg'>

At December 31, 2020 and 2019, the portion of inventories valued on a LIFO basis was $458 and $503, respectively. If valued on an average-cost basis, total inventories would have been $131 and $133 higher at December 31, 2020 and 2019, respectively. 

## O. Properties, Plants, and Equipment, Net 

<img src='content_image/1031822.jpg'>

