Debt cancellation amount.

No definition available.

Name:	PUBC_DebtCancellationAmount
Namespace Prefix:	PUBC_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Operating lease monthly rent expense.

+ References

No definition available.

+ Details

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Namespace Prefix:	PUBC_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Payments for inventory.

+ References

No definition available.

+ Details

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Namespace Prefix:	PUBC_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Payments for materials and products for agriculture, per ton.

+ References

No definition available.

+ Details

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Namespace Prefix:	PUBC_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Royalty fees.

+ References

No definition available.

+ Details

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Namespace Prefix:	PUBC_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Area of land held.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

- Definition

Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

+ References

+ Details

Name:	us-gaap_ConvertibleDebt
Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder.

+ References

+ Details

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

- Definition

The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
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-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482913/230-10-50-5

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

+ References

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The name of the original debt issue that has been converted in a noncash (or part noncash) transaction during the accounting period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

No definition available.

+ Details

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

- Definition

Amount of debt and lease obligation, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(21))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

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Period Type:	instant

- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

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-SubTopic 20
-Name Accounting Standards Codification
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-Paragraph 1B
-Subparagraph (c)
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-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-5

+ Details

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Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Identification of the lender and information about a contractual promise to repay a short-term or long-term obligation, which includes borrowings under lines of credit, notes payable, commercial paper, bonds payable, debentures, and other contractual obligations for payment. This may include rationale for entering into the arrangement, significant terms of the arrangement, which may include amount, repayment terms, priority, collateral required, debt covenants, borrowing capacity, call features, participation rights, conversion provisions, sinking-fund requirements, voting rights, basis for conversion if convertible and remarketing provisions. The description may be provided for individual debt instruments, rational groupings of debt instruments, or by debt in total.

+ References

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-Subparagraph (SX 210.5-02(22))
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-SubTopic 470
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-Paragraph 3
-Subparagraph (a)
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Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

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-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482949/835-30-55-8

+ Details

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (b)
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-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-02.22(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

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-SubTopic 20
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-Paragraph 1B
-Subparagraph (d)
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-SubTopic 10
-Topic 210
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

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-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481687/323-10-50-3

+ Details

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

- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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-Topic 946
-SubTopic 830
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
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-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07(3))
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-Topic 280
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-Subparagraph (d)
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-Paragraph 1
-Subparagraph (a)
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+ Details

Name:	us-gaap_InterestExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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-Subparagraph (a)(3)
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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

+ Details

Name:	us-gaap_LineOfCredit
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Balance Type:	credit
Period Type:	instant

- Definition

Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

+ References

+ Details

Name:	us-gaap_NotesPayable
Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Definition

Amount of expense for salary and wage arising from service rendered by officer. Excludes allocated cost, labor-related nonsalary expense, and direct and overhead labor cost included in cost of good and service sold.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
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-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(4))
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-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

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Name:	us-gaap_OfficersCompensation
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of liabilities classified as other.

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-Subparagraph (SX 210.7-03(15))
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-Paragraph 1
-Subparagraph (SX 210.9-03.15)
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Name:	us-gaap_OtherLiabilities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Cash payments to lessor's for use of assets under operating leases.

+ References

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-Paragraph 25
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-URI https://asc.fasb.org//1943274/2147482740/230-10-45-25

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Period Type:	duration

- Definition

Payments of cash to suppliers for goods and services during the current period.

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Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates.

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Balance Type:	credit
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- Definition

The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of noncash expense for share-based payment arrangement.

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-Paragraph 28
-Subparagraph (a)
-SubTopic 10
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Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	instant

- Definition

Gross number of share options (or share units) granted during the period.

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
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-Section 50
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RELATED PARTY TRANSACTIONS (Details Narrative)																			12 Months Ended
RELATED PARTY TRANSACTIONS (Details Narrative)	Jan. 31, 2024 USD ($) shares	Sep. 11, 2023 USD ($) $ / shares shares	Jun. 09, 2023 $ / shares shares	Feb. 04, 2023 USD ($)	Jul. 07, 2022 shares	Apr. 13, 2022 shares	Apr. 07, 2022 USD ($)	Apr. 07, 2022 USD ($) shares	Oct. 06, 2021 $ / shares shares	Aug. 13, 2021 USD ($)	Aug. 13, 2021 USD ($) $ / shares	May 27, 2021 USD ($) $ / shares	Apr. 08, 2021 $ / shares shares	Apr. 08, 2021 USD ($) shares	Oct. 01, 2020 USD ($) ft²	Apr. 22, 2020 USD ($)	Feb. 26, 2016 USD ($)	Feb. 26, 2016 USD ($)	Nov. 30, 2023 USD ($) ft² $ / shares shares	Mar. 14, 2023 USD ($)	Nov. 30, 2022 USD ($) $ / shares shares	Nov. 30, 2021 USD ($)	Feb. 28, 2024 USD ($)	Jul. 10, 2023 USD ($) $ / shares	Jun. 30, 2023 USD ($) $ / shares	May 31, 2023 USD ($) $ / shares	Apr. 06, 2023 shares	Feb. 28, 2023 USD ($) $ / shares	Nov. 29, 2022 USD ($) $ / shares	Oct. 06, 2022 shares	Aug. 30, 2022 USD ($) $ / shares	Apr. 06, 2022 shares	Nov. 25, 2020 USD ($) $ / shares	Sep. 26, 2019 USD ($) $ / shares	Aug. 31, 2017 USD ($)
Debt conversion converted instrument amount							$ 75,346
Cash advances																			$ 914,788		$ 755,000
Interest expense																			$ 76,941		$ 40,120
Debt conversion, converted instrument, shares issued \| shares					23,741,654
Common shares to purchase \| shares																			750,000		10,893,187
Share-based payment arrangement noncash expense																			$ 7,391,278		$ 31,622,178
Payments to director																			$ 19,000		$ 36,000
Exercise price \| $ / shares
Operating lease monthly rent expense																			$ 3,500
Office space \| ft²																			700
A. Scott Dockter [Member]
Notes payable																			$ 8,716		$ 28,716
Interest rate																																			6.00%
Debt issued amount																																			$ 197,096
Interest expense																			899		2,770
Repayment of short term debt																			20,000		30,000
Brady Barto [Member]
Convertible debt																			3,000
Common shares to purchase \| shares		200,000
Payments to director		$ 1,000
Common stock, share price \| $ / shares		$ 0.15
Securities Purchase Agreement [Member]
Interest expense																					2,908
Securities Purchase Agreement [Member] \| Unsecured Promissory Notes [Member] \| US Mining and Minerals Corp [Member]
Debt conversion converted instrument amount																				$ 33,488
Debt conversion, converted instrument, shares issued \| shares						17,020,748		6,720,906
Securities Purchase Agreement [Member] \| Unsecured Convertible Promissory Notes One [Member]
Interest expense																						$ 20,490
Director Agreement [Member] \| Jeffrey Guzy [Member]
Interest rate													0.00%	0.00%
Payments to director														$ 1,000
Option to purchase \| shares													250,000	250,000
Exercise price \| $ / shares													$ 0.24
Director Agreement [Member] \| Kimberly Kurtis [Member]
Payments to director										$ 1,000
Debt																			16,000
Director Agreement [Member] \| Kurtis [Member]
Exercise price \| $ / shares											$ 0.15
Director Agreement [Member] \| Brady Barto [Member]
Exercise price \| $ / shares		$ 0.15
Related Party [Member] \| Director Agreement [Member] \| Kimberly Kurtis [Member]
Due to officers										$ 200,000	$ 200,000
Dr Scrivener [Member] \| Scrivener Agreement [Member]
Stock issued during period, shares, issued for services \| shares			100,000
Share price \| $ / shares			$ 0.08
Bayshore Capital Advisors, LLC [Member]
Notes payable																			0		25,000
Equity method investment ownership percentage																	10.00%	10.00%
Debt cancellation amount				$ 25,000
US Mining and Minerals Corp [Member] \| Tranche #7 [Mmeber] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 33,476
Convertible debt	$ 470,862
Debt conversion, converted instrument, shares issued \| shares	1,293,175
US Mining and Minerals Corp [Member] \| Tranche #8 [Mmeber] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 8,210
Convertible debt	$ 140,027
Debt conversion, converted instrument, shares issued \| shares	380,095
US Mining and Minerals Corp [Member] \| Tranche #9 [Mmeber] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 14,233
Convertible debt	$ 308,320
Debt conversion, converted instrument, shares issued \| shares	827,060
US Mining and Minerals Corp [Member] \| Tranche #10 [ Member] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 22,152
Convertible debt	$ 412,533
Debt conversion, converted instrument, shares issued \| shares	4,346,855
US Mining and Minerals Corp [Member] \| Tranche #11 [Member] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 9,139
Convertible debt	$ 193,935
Debt conversion, converted instrument, shares issued \| shares	2,030,738
US Mining and Minerals Corp [Member] \| Unsecured Convertible Promissory Notes [Member]
Interest rate																								8.00%
Debt issued amount																			346,735					$ 1,000,000
Conversion price \| $ / shares																								$ 0.10
Line of credit																			6,784
US Mining and Minerals Corp [Member] \| Unsecured Convertible Promissory Notes [Member] \| Subsequent Event [Member]
Debt issued amount																							$ 919,135
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #7 [Mmeber]
Interest rate																															5.00%
Debt issued amount																															$ 470,862
Conversion price \| $ / shares																															$ 0.39
Interest expense																			23,543
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #7 [Mmeber] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 33,476
Convertible debt	$ 470,862
Debt conversion, converted instrument, shares issued \| shares	1,293,175
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #8 [Mmeber]
Interest rate																													5.00%
Debt issued amount																													$ 140,027
Conversion price \| $ / shares																													$ 0.39
Interest expense																			7,001
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #8 [Mmeber] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 8,210
Convertible debt	$ 140,027
Debt conversion, converted instrument, shares issued \| shares	380,095
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #9 [Mmeber]
Interest rate																												5.00%
Debt issued amount																												$ 308,320
Conversion price \| $ / shares																												$ 0.39
Interest expense																			11,615
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #9 [Mmeber] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 14,233
Convertible debt	$ 308,320
Debt conversion, converted instrument, shares issued \| shares	827,059
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #10 [ Member]
Interest rate																										8.00%
Debt issued amount																										$ 412,533
Conversion price \| $ / shares																										$ 0.10
Interest expense																			16,547
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #10 [ Member] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 22,152
Convertible debt	$ 412,533
Debt conversion, converted instrument, shares issued \| shares	4,346,855
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #11 [Member]
Interest rate																									8.00%
Debt issued amount																									$ 193,935
Conversion price \| $ / shares																									$ 0.10
Interest expense																			6,503
US Mining and Minerals Corp [Member] \| Securities Purchase Agreement [Member] \| Tranche #11 [Member] \| Subsequent Event [Member]
Debt conversion converted instrument amount	$ 9,139
Convertible debt	$ 193,935
Debt conversion, converted instrument, shares issued \| shares	2,030,738
Bayshore Capital Advisors, LLC [Member]
Notes payable																	$ 25,000	$ 25,000
Interest rate																	6.00%	6.00%
Maturity date																	Aug. 26, 2016	Aug. 26, 2016
Debt cancellation amount				25,000
Debt conversion converted instrument amount				$ 10,146
US Mine Corporation [Member]
Payment for purchases made																			84,502		136,759
Cash advances																			15,853		11,323
Interest expense																					20,756
Convertible note payable balance																			1,525,676		$ 610,889
Operating lease monthly rent expense															$ 1,500
Lease extension term															2 years
Office space \| ft²															700
Operating lease monthly rent expense															$ 3,500
US Mine Corporation [Member] \| Securities Purchase Agreement [Member]
Interest expense																						$ 50,000
US Mine Corporation [Member] \| Securities Purchase Agreement [Member] \| Unsecured Convertible Promissory Notes [Member]
Interest rate																																		5.00%
Debt issued amount																																		$ 1,000,000
Conversion price \| $ / shares																																		$ 0.16
Convertible debt							1,000,000	$ 1,000,000
US Mine Corporation [Member] \| Securities Purchase Agreement [Member] \| Four Convertible Promissory Notes [Member]
Convertible debt							1,000,000	1,000,000
US Mine Corporation [Member] \| Securities Purchase Agreement [Member] \| Unsecured Convertible Promissory Notes One [Member]
Interest rate																																	5.00%
Debt issued amount																																	$ 2,000,000
Conversion price \| $ / shares																					$ 0.088												$ 0.088
Convertible debt							1,579,769	1,579,769																									$ 884,492
Interest expense																					$ 8,800
US Mine Corporation [Member] \| Securities Purchase Agreement [Member] \| Two Convertible Promissory Notes [Member]
Convertible debt							$ 1,464,337	$ 1,464,337
US Mine Corporation [Member] \| Material Supply Agreement [Member]
Payments for inventory																$ 501,262			80,601		108,686
US Mine Corporation [Member] \| Material Supply Agreement [Member] \| Kaolin Clay for Supplementary Cementitious Materials [Member]
Payments to materials and products for agriculture, per ton																25
US Mine Corporation [Member] \| Material Supply Agreement [Member] \| Bagged Products for Clay [Member]
Payments to materials and products for agriculture, per ton																145
Royalty fee, per ton																$ 5
US Mine Corporation [Member] \| Related Party [Member]
Due to officers																			$ 0		$ 0
US Mine LLC [Member]
Share-based payment option issued \| shares																			116,000,000
Share-based payment arrangement noncash expense																			$ 7,278,550
US Mine LLC [Member] \| Materials Extraction Agreement [Member]
Interest rate												2.50%
Conversion price \| $ / shares												$ 0.43
Convertible note payable balance												$ 50,000,000
Extraction agreement description												On May 27, 2021, the Company entered into the Materials Extraction Agreement with US Mine, LLC, pursuant to which the Company acquired the right to extract up to 100,000,000 of certain raw clay materials. The Materials Extraction Agreement is effective until 100,000,000 tons of material are extracted.
Debt conversion description												The noteholder may convert (i) up to 50% of the outstanding balance on or after such date as the Company’s common stock is listed for trading on any national securities exchange, (ii) up to an additional 25% of the outstanding balance on or after the six-month anniversary of such initial trading date, and (iii) the remaining 25% on or after the twelve-month anniversary of such initial trading date. In addition, the Company will pay US Mine, LLC a royalty fee of $5.00 per ton of materials extracted and any royalty not paid in a timely manner with be subject to 15% interest per annum and compounded monthly.
Common shares to purchase \| shares									116,000,000
Common stock exercise price \| $ / shares									$ 0.38
Share-based payment option issued \| shares																											29,000,000			29,000,000		58,000,000