Earnings from operations for the Retail reportable segment increased in the first nine months of 2023 compared to 2022 by $21.7 million, or 17.4%, as a result of the factors mentioned above.
Packaging Segment
Net sales in the third quarter of 2023 decreased 23% compared to the same period of 2022, due to a 16% decrease in selling prices and a 9% decrease in organic unit sales, offset by acquisition unit growth of 2%. The decrease in unit sales is primarily due to a decline in demand from existing customers. The decline in prices is due to competitive price pressure as well as lower lumber costs.
Gross profits decreased by $49.9 million, or 34.7%, for the third quarter of 2023 compared to the same period last year. The decrease in gross profits is primarily due to competitive price pressure due to lower demand as well as lower unit sales, and unfavorable cost variances as a result of fixed manufacturing costs. Acquisitions contributed $1.3 million to gross profit.
SG&A decreased by approximately $14.0 million, or 21.0%, in the third quarter of 2023 compared to the same period of 2022. Accrued bonus expense, which varies with the overall profitability of the segment and return on investment, decreased approximately $6.5 million relative to the third quarter of 2022, and totaled $13.4 million for the quarter. Additionally, bad debt and incentive compensation expense decreased $5.3 million and $5.0 million, respectively, from the prior year. These decreases were offset by an increase in salaries and wages of $2.3 million. Acquired operations since the third quarter of 2022 contributed approximately $0.7 million to our SG&A costs.
Earnings from operations for the Packaging reportable segment decreased in the third quarter of 2023 compared to 2022 by $35.9 million, or 46.4%, due to the factors discussed above.
Net sales in the first nine months of 2023 decreased 24% compared to the same period of 2022, due to a 19% decrease in selling prices and a 7% decrease in organic unit sales, partially offset by acquisition unit growth of 2%. The decrease in unit sales is primarily due to a decline in demand from existing customers. The decline in prices is due to competitive price pressure as well as lower lumber costs passed to customers.
Gross profits decreased by $122.4 million, or 26.9%, for the first nine months of 2023 compared to the same period last year. The decrease in gross profits is primarily due to competitive price pressure due to lower demand as well as lower unit sales, and unfavorable cost variances as a result of fixed manufacturing costs. Acquisitions contributed $6.7 million to gross profit.
SG&A decreased by approximately $20.8 million, or 10.4%, in the first nine months of 2023 compared to the same period of 2022. Accrued bonus expense, which varies with the overall profitability of the segment and return on investment, decreased approximately $18.0 million, and totaled $45.3 million for the nine months of 2023. Additionally, our bad debt expense decreased by $12.8 million, and incentive compensation expense decreased by $4.5 million. These decreases were partially offset by increases in salaries and wages of $7.3 million, travel related expenses of $2.3 million, and several small increases in several different accounts. Finally, acquired operations since the first nine months of 2022 contributed approximately $4.7 million to our increase in costs.
Earnings from operations for the Packaging reportable segment decreased in the first nine months of 2023 compared to 2022 by $100.9 million, or 39.7%, due to the factors discussed above.
Construction Segment
Net sales in the third quarter of 2023 decreased 25% compared to the same period of 2022, due to a 12% decrease in selling prices and an organic unit decline of 13%. Organic unit changes within this segment consist of decreases of 1% in concrete forming, 8% in factory-built housing, 15% in site-built construction, and 27% in commercial construction. The organic unit declines in our site-built and factory-built housing business units are due to the impact of higher interest rates on the