Percentage of outstanding stock owned by related party under agreement.

No definition available.

Name:	apg_PercentageOfOutstandingStockOwnedByRelatedPartyUnderAgreement
Namespace Prefix:	apg_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
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-Paragraph 1
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-Publisher FASB
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-Subparagraph (SX 210.5-02(3)(b))
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(k)(1))
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Number of shares of common stock issued as dividends during the period. Excludes stock splits.

+ 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 https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of expenses related to the managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The percentage rate used to calculate dividend payments on preferred stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
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Balance Type:	na
Period Type:	instant

- 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

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

- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

+ References

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-Publisher FASB
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-Section S99
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-Subparagraph (SX 210.5-03.1(e))
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+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount of consideration received by subsidiary or equity investee in exchange for shares of stock issued or sold. Includes amount of cash received, fair value of noncash assets received, and fair value of liabilities assumed by the investor.

+ References

No definition available.

+ Details

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

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

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

- Details

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- Details

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- Details

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- Details

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- Details

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Related-Party Transactions - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions		1 Months Ended	3 Months Ended			6 Months Ended		12 Months Ended
	Jan. 03, 2022	Jan. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Related Party Transaction [Line Items]
Dividends declared in common shares								7,539,697
Royal Oak Enterprises [Member]
Related Party Transaction [Line Items]
Net revenues from related party			$ 2			$ 5
Accounts receivable from related party			3			$ 3
Series B Preferred Stock [Member]
Related Party Transaction [Line Items]
Number of shares sold	800,000			800,000
Aggregate purchase price	$ 800			$ 800
Preferred stock, dividend percentage	5.50%			5.50%		5.50%
Preferred stock, par value	$ 0.0001			$ 0.0001
Series B Preferred Stock [Member] \| Viking Purchasers [Member]
Related Party Transaction [Line Items]
Number of shares sold						200,000
Aggregate purchase price						$ 200
Series B Preferred Stock [Member] \| Viking Purchasers [Member] \| Minimum [Member]
Related Party Transaction [Line Items]
Percentage of outstanding stock owned by related party under agreement						5.00%
Mariposa Acquisition I V L L C [Member]
Related Party Transaction [Line Items]
Advisory service fees payable			$ 1		$ 1	$ 2	$ 2
Preferred Stock [Member] \| Mariposa Acquisition I V L L C [Member]
Related Party Transaction [Line Items]
Dividends declared in common shares		7,539,697