Short-term and Long-term Debt - Schedule of Line of Credit and Short-term Debt (Details) - USD ($)	Jun. 30, 2020	Jun. 30, 2019
Short-term Debt [Line Items]
Short-term debt	$ 23,704,000	$ 23,647,000
Long-term debt	5,697,000	0
Total debt	29,401,000	23,647,000
Short-term debt and current portion of long-term debt	23,704,000	23,647,000
Debt, Non-current	5,697,000	0
Term loan \| Secured debt
Short-term Debt [Line Items]
Total debt	29,401,000	22,531,000
CTBC Bank, due August 31, 2020 \| Term loan \| Secured debt
Short-term Debt [Line Items]
Short-term debt	23,704,000	22,531,000
CTBC Bank, due June 4, 2030 \| Term loan \| Secured debt
Short-term Debt [Line Items]
Long-term debt	5,697,000	0
Bank of America \| Bank of America 2018 Credit Agreement \| Line of credit \| Revolving Credit Facility
Short-term Debt [Line Items]
Short-term debt	$ 0	$ 1,116,000

Short-Term Debt And Long-Term Debt, Current Maturities

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+ References

No definition available.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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