For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 42
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Concentration of Credit Risk (Details)	3 Months Ended	6 Months Ended	12 Months Ended
Concentration of Credit Risk (Details)	Jun. 30, 2020	Jun. 30, 2021	Dec. 31, 2020
Cash and cash equivalents \| Concentration of credit risk \| Financial institution A
Concentration Risk [Line Items]
Risk concentration		61.00%	53.00%
Cash and cash equivalents \| Concentration of credit risk \| Financial institution B
Concentration Risk [Line Items]
Risk concentration		16.00%	14.00%
Cash and cash equivalents \| Concentration of credit risk \| Financial institution C
Concentration Risk [Line Items]
Risk concentration		13.00%	16.00%
Total revenue \| Customer concentration \| Company A
Concentration Risk [Line Items]
Risk concentration	10.00%