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Intangible Assets
 12 Months Ended
Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets Intangible Assets
The following table summarizes our goodwill by segment as of December 31, 2024 and 2023: 
(in thousands)20242023
Manufacturing$18,270 $18,270 
Plastics19,302 19,302 
Total Goodwill$37,572 $37,572 
Our annual goodwill impairment testing, performed in the fourth quarters of 2024 and 2023, indicated no impairment existed as of the test date.
The following table summarizes the components of our intangible assets as of December 31, 2024 and 2023:
(in thousands)Gross
Amount		Accumulated
Amortization		Net Carrying
Amount
December 31, 2024
Customer Relationships$22,491 $16,766 $5,725 
Other26 8 18 
Total$22,517 $16,774 $5,743 
December 31, 2023
Customer Relationships$22,491 $15,667 $6,824 
Other26 7 19 
Total$22,517 $15,674 $6,843 
Amortization expense for these intangible assets for each of the years ended December 31, 2024, 2023 and 2022 totaled $1.1 million.
Annual amortization expense for these intangible assets for the next five years is: 
(in thousands)20252026202720282029
Amortization Expense$1,100 $1,092 $1,090 $554 $285