Balance Sheet Details

12 Months Ended

Dec. 31, 2023

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Balance Sheet Details

7. Balance Sheet Details

Prepaid expenses and other current assets consisted of the following (in thousands):

	As of December 31,
	2023		2022
Prepaid expenses and other current assets:
Prepaid expenses	$	13,332	$	22,627
Income tax receivable		9,641		4,483
Other assets		852		1,230
Total prepaid expenses and other current assets	$	23,825	$	28,340

Inventories consisted of the following (in thousands):

	As of December 31,
	2023		2022
Finished goods	$	54,456	$	54,237
Work in progress		20,659		19,113
Raw materials		4,485		4,075
Inventories	$	79,600	$	77,425

Amounts related to cost of products sold in the consolidated statements of operations for excess and obsolete inventory were $0.7 million, $3.1 million and $2.9 million for the years ended December 31, 2023, 2022 and 2021, respectively.

Property, plant and equipment consisted of the following (in thousands):

	As of December 31,
	2023			2022
Land	$	6,700		$	6,693
Building and equipment		146,287			141,273
Capitalized software costs		19,626			19,393
Construction in progress		8,178			14,002
Property, plant and equipment, gross		180,791			181,361
Accumulated depreciation		(126,624	)		(122,861	)
Property, plant and equipment, net	$	54,167		$	58,500

Depreciation expense was $7.7 million, $9.5 million and $7.4 million for the years ended December 31, 2023, 2022 and 2021, respectively.

We had $0.7 million, $1.3 million and $0.1 million of property, plant and equipment included in accounts payable as of December 31, 2023, 2022 and 2021, respectively.

Other current liabilities consisted of the following (in thousands):

	As of December 31,
	2023		2022
Other current liabilities:
Salaries, wages and benefits	$	23,171	$	34,749
Lease liabilities		4,053		3,417
Other liabilities		39,884		40,713
Total other current liabilities	$	67,108	$	78,879