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Balance Sheet Details

9 Months Ended

Sep. 30, 2019

Balance Sheet Related Disclosures [Abstract]

(5)	Balance Sheet Details

Accounts receivable, net consisted of the following (in thousands):

	September 30, 2019			December 31, 2018
Gross accounts receivable	$	101,253		$	71,945
Less: allowance for doubtful accounts		(388	)		(328	)
Total accounts receivable, net	$	100,865		$	71,617

Inventories consisted of the following (in thousands):

	September 30, 2019		December 31, 2018
Raw materials	$	16,630	$	15,688
Work in process		3,582		2,429
Finished goods		22,834		15,751
Total inventories	$	43,046	$	33,868

Inventories provided as collateral for borrowings from Export-Import Bank of Korea amounted to $6.5 million and $9.5 million as of September 30, 2019 and December 31, 2018, respectively.