Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

Changes in the carrying amount of goodwill by operating segment during the three months ended March 31, 2023 are shown below (in thousands):

	Array Legacy Operations(1)		STI Operations		Total
Beginning balance	$	69,727	$	346,457	$	416,184
Correction to goodwill (see Note 1)	—		2,000		2,000
Foreign currency translation	—		9,989		9,989
Ending balance	$	69,727	$	358,446	$	428,173

(1) Goodwill attributable to Array Legacy Operations is net of accumulated impairment of $51.9 million.

Schedule of finite-lived intangible assets

Other intangible assets consisted of the following (in thousands, except useful lives):

	Estimated Useful Lives (Years)	March 31, 2023		December 31, 2022
Amortizable:
Costs:
Developed technology	14	$	204,442	$	203,800
Customer relationships	10	327,397		321,935
Backlog	1	52,545		51,015
Trade name	20	26,314		25,682
Total amortizable intangibles		610,698		602,432
Accumulated amortization:
Developed technology		98,318		94,347
Customer relationships		89,155		81,268
Backlog		52,545		49,507
Trade name		1,606		1,246
Total accumulated amortization		241,624		226,368
Total amortizable intangibles, net		369,074		376,064
Non-amortizable costs:
Trade name		10,300		10,300
Total other intangible assets, net		$	379,374	$	386,364

Schedule of indefinite-lived intangible assets

Other intangible assets consisted of the following (in thousands, except useful lives):

	Estimated Useful Lives (Years)	March 31, 2023		December 31, 2022
Amortizable:
Costs:
Developed technology	14	$	204,442	$	203,800
Customer relationships	10	327,397		321,935
Backlog	1	52,545		51,015
Trade name	20	26,314		25,682
Total amortizable intangibles		610,698		602,432
Accumulated amortization:
Developed technology		98,318		94,347
Customer relationships		89,155		81,268
Backlog		52,545		49,507
Trade name		1,606		1,246
Total accumulated amortization		241,624		226,368
Total amortizable intangibles, net		369,074		376,064
Non-amortizable costs:
Trade name		10,300		10,300
Total other intangible assets, net		$	379,374	$	386,364

Schedule of future annual amortization expense of amortizable intangible assets

Estimated future amortization expense of intangible assets as of March 31, is as follows (in thousands):

	Amount
Remainder of 2023	$	34,846
2024	46,970
2025	46,970
2026	42,664
2027	38,020
Thereafter	159,604
	$	369,074