Debt (Tables)

9 Months Ended

Sep. 30, 2019

Debt Disclosure [Abstract]

Schedule of carrying amount and weighted average interest rate of the company's debt

The table below summarizes the carrying amounts and weighted average interest rates of the Company’s debt (in thousands, except percentages):  

	September 30, 2019					December 31, 2018
	Carrying Amount			Interest Rate		Carrying Amount			Interest Rate
Notes payable to suppliers	$	—		—		$	4,795		—
Total notes payable and short-term borrowing	$	—				$	4,795
Long-term debt, current and noncurrent:
Borrowing under Wells Fargo Credit Facility	$	32,016		3.90	%	$	35,961		4.41	%
Mitsubishi Bank loans	9,808			1.04% -1.44%		11,094			1.05% -1.45%
Mitsubishi Bank and Yamanashi Chou Bank loan	6,185			1.07	%	6,898			1.10	%
Finance lease liability	303					—
Unaccreted discount and issuance costs	(487		)			(602		)
Total long-term debt, net of unaccreted discount and issuance costs	$	47,825				$	53,351
Reported as:
Current portion of long-term debt	$	3,054				$	2,897
Long-term debt, net of current portion	44,771					50,454
Total long-term debt, net of unaccreted discount and issuance costs	$	47,825				$	53,351

Schedule of maturities of long-term debt

As of September 30, 2019, maturities of total long-term debt were as follows (in thousands):

2019 (remaining three months)	$	814
2020	3,203
2021	3,210
2022	35,216
2023	3,115
Thereafter	2,754
	$	48,312