XML 67 R57.htm IDEA: XBRL DOCUMENT v3.21.4

Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Income Tax Disclosure [Abstract]

Schedule of loss before provision for income taxes

		Year Ended December 31,
		2018				2019				2020
Domestic		$	(4,965	)		$	(3,030	)		$	(3,584	)
Foreign			(49,301	)			(56,444	)			(30,040	)
Loss before income tax		$	(54,266	)		$	(59,474	)		$	(33,624	)

Schedule of current and deferred components of the income tax expense

		Year Ended December 31,
		2018			2019			2020
Current tax expenses:
Domestic		$	453		$	—		$	—
Foreign			85			189			1
Total current tax expense			538			189			1
Deferred tax expense:
Domestic			2,856			—			—
Foreign			3,031			—			—
Total deferred tax expense			5,887			—			—
Total provision for income taxes		$	6,425		$	189		$	1

Schedule of deferred tax assets

		December 31, 2019				December 31, 2020
Deferred tax assets:
Net operating loss carry-forwards		$	22,521			$	28,484
Allowance for doubtful accounts and inventory provision			3,323				3,443
Product warranty			2,762				2,903
Impairment of property, plant and equipment			673				821
Deferred income			227				216
Accrued expense			736				805
Others			615				615
Less: valuation allowance			(30,857	)			(37,287	)
Net deferred tax assets		$	—			$	—

Schedule of valuation allowance

		Year Ended December 31,
		2018				2019				2020
Balance at beginning of the period		$	1,822			$	19,503			$	30,857
Additions			18,102				11,649				7,402
Reversal			(421	)			(295	)			(972	)
Balance at end of the period		$	19,503			$	30,857			$	37,287

Schedule of reconciliation between the income tax expense

		Year Ended December 31,
		2018				2019				2020
Loss before income tax		$	(54,266	)		$	(59,474	)		$	(33,624	)
Tax credit at the U.S. federal corporate income tax rate of 21%			(11,396	)			(12,490	)			(7,061	)
Tax effect of permanent differences			(4,033	)			(2,961	)			(2,152	)
Tax effect of income tax rate difference in other jurisdictions			3,417				4,076				2,511
Changes in valuation allowance			17,943				11,669				6,702
Others			494				(105	)			1
Income tax expense		$	6,425			$	189			$	1

X

- References

No definition available.

+ Details

Name:	us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319

+ Details

Name:	us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

+ Details

Name:	us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

+ Details

Name:	us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(1)(Note 1))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

+ Details

Name:	us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of valuation allowances to reduce deferred tax assets to net realizable value, including identification of the deferred tax asset more likely than not will not be fully realized and the corresponding amount of the valuation allowance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

+ Details

Name:	us-gaap_SummaryOfValuationAllowanceTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration