There was no change to goodwill during the three months ended March 31, 2026. Other intangible assets consisted of the following:


	March 31, 2026						December 31, 2025
	Gross				Net		Gross				Net
	Carrying		Accumulated		Carrying		Carrying		Accumulated		Carrying
	Value		Amortization		Value		Value		Amortization		Value
	(in thousands)
Product technology and intellectual property	$	29,549	$	21,861	$	7,688	$	29,549	$	21,290	$	8,259
Trademarks, tradenames and licenses		3,767		2,672		1,095		3,767		2,599		1,168
Customer relationships		39,366		17,070		22,296		39,366		16,356		23,010
Other intangible assets		2,255		1,660		595		2,255		1,603		652

Total identifiable intangible assets	$	74,937	$	43,263	$	31,674	$	74,937	$	41,848	$	33,089

Intangible assets consist primarily of customer relationships, purchased developed technology, trademarks, licenses, and non-compete provisions, and are amortized over their estimated useful lives. The weighted-average amortization period for these intangibles as of March 31, 2026, is 7.7 years. The Company includes amortization expense in general and administrative expense as follows:

Estimated amortization expense for the remainder of 2026, and for each of the next five fiscal years, based upon intangible assets at March 31, 2026, is as follows:


	Year ended December 31,
	2026		2027		2028		2029		2030		2031
	(in thousands)
Amortization expense	$	4,150	$	5,252	$	4,853	$	4,820	$	3,778	$	2,643