

(in thousands)	September 30, 2018			April 1, 2018
Inventories, net
Raw materials	$	4,264		$	4,345
Work-in-process	36,017			45,713
Finished goods	20,797			18,644
Total inventories, net	$	61,078		$	68,702
Accounts receivable, net
Accounts receivable, gross	$	131,283		$	120,953
Allowance for returns, price credits and doubtful accounts (1)	(1,878		)	(12,174		)
Total accounts receivable, net	$	129,405		$	108,779
Property, plant and equipment, net
Land	$	11,535		$	11,535
Machinery and equipment	298,818			285,784
Building and leasehold improvements	51,134			50,722
Total property, plant and equipment, gross	361,487			348,041
Less: accumulated depreciation (2)	(272,501		)	(261,196		)
Total property, plant and equipment, net	$	88,986		$	86,845



Other accrued liabilities
Accrued restructuring costs (3)	$	2,340	$	4,637
Current income tax payable	4,736		6,281
Refund liabilities (1)	11,448		—
Other (4)	25,567		15,606
Total other accrued liabilities	$	44,091	$	26,524



Other long-term obligations
Deferred compensation related liabilities	$	18,207	$	16,310
Other (5)	12,079		9,374
Total other long-term liabilities	$	30,286	$	25,684

(1) Upon adoption of ASC Topic 606 under the modified retrospective method, price adjustment and other revenue reserves were presented in “Other Accrued Liabilities” effective April 2, 2018. Those reserves were previously included in “Accounts Receivable, Net”. Refer to Note 3 for additional information.

(2) Depreciation expense was $6.9 million and $7.1 million for the three months ended September 30, 2018 and October 1, 2017, respectively. Depreciation expense was $13.5 million and $13.2 million for the six months ended September 30, 2018 and October 1, 2017, respectively.

(3) Includes accrued severance costs related to various restructuring actions. Refer to Note 12 for additional information.

(4) Other current liabilities consist primarily of current portion of liability for contingent consideration, merger-related expenses associated with the pending merger with Renesas, current portion of deferred revenue and other accrued unbilled expenses.

(5) Other long-term obligations consist primarily of non-current portion of deferred revenue and other long-term accrued liabilities.