No definition available.

Name:	sj_PrepaidExpensesandOtherCurrentAssetsDetailsLineItems
Namespace Prefix:	sj_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The money available to meet your current, short-term obligations.

+ References

No definition available.

+ Details

Name:	sj_WorkingCapital
Namespace Prefix:	sj_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Carrying value of capitalized payments made in advance for inventory that is expected to be received within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(8))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_AdvancesOnInventoryPurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 55
-Paragraph 27
-URI https://asc.fasb.org/extlink&oid=126920602&loc=SL49130611-203046-203046

+ Details

Name:	us-gaap_ContractWithCustomerRefundLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The effective interest rate during the reporting 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 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Definition

Amount of increase (decrease) in separate account liability from performance of investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 80
-Section 55
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=124505678&loc=SL117422401-158474

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 80
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124508989&loc=SL117422267-158473

+ Details

Name:	us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromInvestedPerformance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Value of accretion of temporary equity during the period due to unpaid interest.

+ References

No definition available.

+ Details

Name:	us-gaap_TemporaryEquityAccretionOfInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=sj_TianjingYieryiTechnologyCoLtdTJYEYMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=sj_JiadaHexinBeijingTechnologyCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=sj_TianjingYieryiTechnologyCoLtdTJYEYMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=sj_BeijingWeiliantongTechnologyCoLtdWeiliantongMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=sj_JiadaHexinBeijingTechnologyCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Prepaid Expenses and Other Current Assets (Details)		1 Months Ended			9 Months Ended	12 Months Ended
Prepaid Expenses and Other Current Assets (Details)	Apr. 11, 2022 CNY (¥)	Dec. 29, 2021 CNY (¥)	Oct. 20, 2021 USD ($)	Aug. 17, 2021 CNY (¥)	Dec. 31, 2022 CNY (¥)	Dec. 31, 2022 CNY (¥)
Prepaid Expenses and Other Current Assets (Details) [Line Items]
Refunded (in Yuan Renminbi)					¥ 34,000,000	¥ 34,000,000
Annual interest rate					2.40%	6.00%
Tianjing Yieryi Technology Co., Ltd (“TJ YEY”) [Member]
Prepaid Expenses and Other Current Assets (Details) [Line Items]
Equity interest, percentage				12.00%
Jiada Hexin (Beijing) Technology Co., Ltd. [Member]
Prepaid Expenses and Other Current Assets (Details) [Line Items]
Equity interest, percentage					32.00%	32.00%
Tianjing Yieryi Technology Co., Ltd (“TJ YEY”) [Member]
Prepaid Expenses and Other Current Assets (Details) [Line Items]
Invested amount (in Yuan Renminbi)				¥ 30,000
Equity interest purchased (in Yuan Renminbi)		¥ 30,000
Beijing Weiliantong Technology Co., Ltd. (“Weiliantong”) [Member]
Prepaid Expenses and Other Current Assets (Details) [Line Items]
Advance paid (in Yuan Renminbi)					¥ 86,858	¥ 86,858
Jiada Hexin (Beijing) Technology Co., Ltd. [Member]
Prepaid Expenses and Other Current Assets (Details) [Line Items]
Working capital	¥ 7,000		$ 8,000
Annual interest rate			2.40%		6.00%	6.00%