Summary of Significant Accounting Policies and Other Information (Tables)

6 Months Ended

Jun. 30, 2024

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedules of Concentration of Risk, by Risk Factor

The following table presents customers individually accounting for more than 10% of the Company’s net sales:

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2024		2023		2024		2023
Customer A	10	%	14	%	10	%	15	%
Customer B	**		10	%	**		11	%
Customer C	16	%	**		14	%	**

The following table presents customers individually accounting for more than 10% of the Company’s trade accounts receivable:

	As of June 30, 2024		As of December 31, 2023
Customer A	13	%	12	%
Customer D	11	%	13	%

The following table presents suppliers individually accounting for more than 10% of the Company’s purchases:

	For the Three Months Ended June 30,			For the Six Months Ended June 30,
	2024		2023	2024		2023
Supplier B	23	%	**	11	%	**
Supplier C	**		**	**		10	%

**Less than 10% of the total

Schedule of Inventory, Current

Inventories consisted of the following:

(in thousands) Inventories	As of June 30, 2024		As of December 31, 2023
Raw materials	$	80,225	$	68,273
Work in process	858		1,166
Finished goods	19,444		21,238
Total inventories	100,527		90,677
Inventory allowance	(7,081)		(5,730)
Inventories, net	$	93,446	$	84,947

Activity in the Company’s inventory allowance was as follows:

(in thousands)	For the Six Months Ended June 30,
Inventory Allowance	2024		2023
Balance at beginning of period	$	5,730	$	3,904
Charged to expense	1,495		2,179
Write-offs	(144)		(381)
Balance at end of period	$	7,081	$	5,702

Schedule of Other Accrued Liabilities

Other accrued liabilities consisted of the following:

(in thousands) Other Accrued Liabilities	As of June 30, 2024		As of December 31, 2023
Accrued product warranty	$	11,508	$	11,290
Accrued litigation 1	3,787		3,929
Contract liabilities	9,542		2,741
Accrued compensation and benefits	5,937		8,469
Accrued interest expense	2,313		1,913
Other 2	4,572		3,657
Total	$	37,659	$	31,999

1 As of June 30, 2024 and December 31, 2023 accrued litigation includes accruals related to various ongoing legal matters including associated legal fees. See Note 10. Commitments and Contingencies for further information regarding the various ongoing legal matters.

2 Other accrued liabilities includes the current portion of the noninterest bearing note payable. See Note 7. Other Non-current Liabilities, for further information regarding the note payable.

Schedule of Accrued Product Warranty

Accrued product warranty activities are presented below:

(in thousands)	For the Six Months Ended June 30,
Accrued Product Warranty	2024		2023
Balance at beginning of period	$	19,263	$	21,550
Current period provision *	2,901		3,491
Changes in estimates for preexisting warranties **	1,687		5,662
Payments made during the period	(6,794)		(8,477)
Balance at end of period	17,057		22,226
Less: current portion	11,508		12,100
Noncurrent accrued product warranty (included with Other Noncurrent liabilities)	$	5,549	$	10,126

*Warranty costs, net of supplier recoveries, and other adjustments, were $4.1 million and $8.5 million for the six months ended June 30, 2024 and 2023, respectively. Supplier recoveries were $0.5 million and $0.7 million for the six months ended June 30, 2024 and 2023, respectively.

**Changes in estimates for preexisting warranties reflect changes in the Company’s estimate of warranty costs for products sold in prior periods. Such adjustments typically occur when claims experience deviates from historical and expected trends. During the six months ended June 30, 2024, the Company recorded a cost for changes in estimates of preexisting warranties of $1.7 million, or $0.07 per diluted share. During the six months ended June 30, 2023, the Company recorded a cost of $5.7 million, or $0.25 per diluted share.