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SOLAR POWER SYSTEMS, NET (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Property, plant and equipment
Accumulated depreciation	$ (30,535)	$ (22,322)
Solar power systems, net	158,262	52,957
Depreciation expense	197,600	148,034	$ 120,834
Solar power systems
Property, plant and equipment
Solar power systems, net	182,232	70,449
Depreciation expense	6,396	6,379	$ 3,756
Solar power sysetems under construction
Property, plant and equipment
Solar power systems, net	$ 6,565	$ 4,830

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

No definition available.

+ Details

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X

- Definition

Amount after accumulated depreciation of ground-mounted projects and roof top systems intend to be held for use.

+ References

No definition available.

+ Details

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X

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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