XML 112 R97.htm IDEA: XBRL DOCUMENT
v3.22.1

Ordinary Shares - Additional Information (Detail) | Sep. 14, 2020 shares | Aug. 14, 2019 shares | Jun. 26, 2019 shares | Aug. 06, 2018 shares | Jul. 30, 2018 shares | Jul. 26, 2018 Vote shares | Nov. 29, 2017 $ / shares shares | Oct. 09, 2017 shares | Dec. 31, 2021 $ / shares shares | Apr. 27, 2021 shares | Dec. 31, 2020 $ / shares shares | Dec. 31, 2017 shares
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Common Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  |  |  |  |  | 124,969,987 | 124,969,987 |  |  |  |
Par value | $ / shares |  |  |  |  |  |  | $ 0.0001 |  |  |  |  |
Shares authorized |  |  |  |  |  |  |  |  |  |  |  | 372,138,271
Common Class A [Member] |  |  |  |  |  |  |  |  |  |  |  |
Common Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  |  | 600,000 | 8,000,000 |  |  |  |  |  |  |
Par value | $ / shares |  |  |  |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 |
Shares authorized |  |  |  |  |  |  |  |  | 420,674,280 |  | 420,674,280 |
Shares issued | 2,000,000 | 1,737,238 | 609,805 |  |  | 169,239,905 |  |  |  |  |  |
Ordinary shares, outstanding |  |  |  |  |  |  |  |  | 206,506,455 |  | 224,771,083 |
Ordinary shares, shares issued |  |  |  |  |  |  |  |  | 229,831,213 |  | 227,831,213 |
Common Class B [Member] |  |  |  |  |  |  |  |  |  |  |  |
Common Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Par value | $ / shares |  |  |  |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 |
Shares authorized |  |  |  |  |  |  |  |  | 79,325,720 |  | 79,325,720 |
Ordinary shares, vote per share | Vote |  |  |  |  |  | 20 |  |  |  |  |  |
Ordinary shares, outstanding |  |  |  |  |  |  |  |  | 72,978,677 |  | 74,978,677 |
Ordinary shares, shares issued |  |  |  |  |  |  |  |  | 72,978,677 | 2,000,000 | 74,978,677 |
American Depositary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |
Common Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  |  | 300,000 | 4,000,000 |  |  |  |  |  |  |

X
- Definition Common Equity [Line Items] + References No definition available. + Details
Name: | cang_CommonEquityLineItems
Namespace Prefix: | cang_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Common Stock Number Of Votes Per Share + References No definition available. + Details
Name: | cang_CommonStockNumberOfVotesPerShare
Namespace Prefix: | cang_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockSharesOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares issued during the period as a result of the conversion of convertible securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-30) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1E -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of new stock issued during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=cang_AmericanDepositarySharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |