| Intangible Assets, Net |
Intangible Assets, Net The cost and accumulated amortization values of our intangible assets were as follows: | | | | | | | | | | | | | | | | | | | June 27, 2026 | | (amounts in thousands) | Cost | | Accumulated
Amortization | | Net
Book Value | | Customer relationships and agreements | $ | 125,469 | | | $ | (107,724) | | | $ | 17,745 | | | Software | 90,158 | | | (45,790) | | | 44,368 | | | Trademarks and trade names | 32,471 | | | (15,159) | | | 17,312 | | | Patents, licenses, and rights | 12,566 | | | (6,982) | | | 5,584 | | | Total amortizable intangibles | $ | 260,664 | | | $ | (175,655) | | | $ | 85,009 | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | December 31, 2025 | | (amounts in thousands) | Cost | | Accumulated
Amortization | | Net
Book Value | | Customer relationships and agreements | $ | 127,659 | | | $ | (106,339) | | | $ | 21,320 | | | Software | 89,225 | | | (40,708) | | | 48,517 | | | Trademarks and trade names | 32,804 | | | (14,510) | | | 18,294 | | | Patents, licenses, and rights | 14,931 | | | (6,732) | | | 8,199 | | | Total amortizable intangibles | $ | 264,619 | | | $ | (168,289) | | | $ | 96,330 | | | | | | | | | | | | | |
During the three and six months ended June 27, 2026, we recorded impairment charges of $4.5 million within SG&A in the accompanying unaudited condensed consolidated statement of operations related to intangible assets for which no future use was identified. These charges consisted of $2.7 million related to windows manufacturing technology and $1.8 million related to logistics technology. Amortization expense was recorded as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended | | Six Months Ended | | (amounts in thousands) | June 27, 2026 | | June 28, 2025 | | June 27, 2026 | | June 28, 2025 | | | | Amortization expense | $ | 5,029 | | | $ | 5,584 | | | $ | 10,080 | | | $ | 11,077 | | | | | | | | | | | | | |
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