XML 78 R59.htm IDEA: XBRL DOCUMENT v3.22.4

COMMITMENTS AND CONTINGENCIES - Additional information (Details) - USD ($)		9 Months Ended	10 Months Ended
	Jul. 13, 2021	Sep. 30, 2022	Dec. 31, 2021
Subsidiary, Sale of Stock [Line Items]
Cash underwriting discount per unit		$ 0.20
Aggregate underwriting discount		$ 2,875,000	$ 2,875,000
Deferred fee per unit		$ 0.35
Deferred underwriting fees		$ 5,031,250	$ 5,031,250
Over-allotment option
Subsidiary, Sale of Stock [Line Items]
Number of units sold	1,875,000		1,875,000
Cash underwriting discount per unit			$ 0.20
Deferred fee per unit			$ 0.35
Underwriting option period		45 days	45 days

X

- Definition

The carrying value of the cash underwriting discount in the aggregate if the underwriter's option to purchase additional units is exercised in full.

+ References

No definition available.

+ Details

Name:	glta_AggregateUnderwriterCashDiscount
Namespace Prefix:	glta_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The carrying value as of balance sheet date of underwriting compensation deferred, classified as noncurrent.

+ References

No definition available.

+ Details

Name:	glta_DeferredUnderwritingCompensationNoncurrent
Namespace Prefix:	glta_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of deferred underwriting compensation per unit in connection with the public offering to underwriters.

+ References

No definition available.

+ Details

Name:	glta_DeferredUnderwritingCompensationPerUnit
Namespace Prefix:	glta_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of cash underwriting discount per unit in connection with the public offering to underwriters.

+ References

No definition available.

+ Details

Name:	glta_SaleOfStockCashUnderwritingDiscountPerUnit
Namespace Prefix:	glta_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents duration of underwriting option period.

+ References

No definition available.

+ Details

Name:	glta_UnderwritingOptionPeriod
Namespace Prefix:	glta_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of new units issued during the period.

+ References

No definition available.

+ Details

Name:	glta_UnitsIssuedDuringPeriodSharesNewIssues
Namespace Prefix:	glta_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

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

X

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_OverAllotmentOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: