Business acquisition, payment for estimated net working capital.

No definition available.

Name:	pgti_BusinessAcquisitionPaymentForEstimatedNetWorkingCapital
Namespace Prefix:	pgti_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Business combination recognized identifiable assets acquired and liabilities assumed enterprise value.

+ References

No definition available.

+ Details

Name:	pgti_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEnterpriseValue
Namespace Prefix:	pgti_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Debt instrument basis points, floor.

+ References

No definition available.

+ Details

Name:	pgti_DebtInstrumentBasisPointsFloor
Namespace Prefix:	pgti_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Payments of term loan.

+ References

No definition available.

+ Details

Name:	pgti_PaymentsOfTermLoan
Namespace Prefix:	pgti_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Prepayment of term loan fees costs and accrued interest.

+ References

No definition available.

+ Details

Name:	pgti_PrepaymentOfTermLoanFeesCostsAndAccruedInterest
Namespace Prefix:	pgti_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Prepayments of term loan.

+ References

No definition available.

+ Details

Name:	pgti_PrepaymentsOfTermLoan
Namespace Prefix:	pgti_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI https://asc.fasb.org/extlink&oid=123586518&loc=d3e1043-128460

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

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
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-SubTopic 30
-Section 30
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-URI https://asc.fasb.org/extlink&oid=126966197&loc=d3e6578-128477

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

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
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-Section S99
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

+ Details

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

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
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-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585

+ Details

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

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
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-Paragraph 14
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(f))
-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

+ Details

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

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

- Details

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- Details

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- Details

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Balance Type:
Period Type:

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Subsequent Events - Additional Information (Details) - USD ($) $ in Thousands				3 Months Ended
	Oct. 14, 2022	Oct. 13, 2022	Oct. 31, 2019	Oct. 01, 2022	Jan. 01, 2022
Subsequent Event [Line Items]
Aggregate principal amount issuance				$ 635,000	$ 635,000
Revolving Credit Facility due 2024 [Member]
Subsequent Event [Line Items]
Term of credit facility			5 years
Aggregate principal amount issuance				40,000
Revolving Credit Facility due 2024 [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Aggregate principal amount issuance			$ 80,000
Martin Acquisition [Member]
Subsequent Event [Line Items]
Acquisition related expenses				$ 1,250
Subsequent Event [Member] \| Term A Loan [Member]
Subsequent Event [Line Items]
Fees and costs relating to prepayment of term loan	$ 1,600
Payments of term loan	61,600
Prepayments of term loan	60,000
Subsequent Event [Member] \| New Revolving Credit Facility [Member]
Subsequent Event [Line Items]
Term of credit facility		5 years
Aggregate principal amount issuance		$ 250,000
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| Minimum [Member]
Subsequent Event [Line Items]
Credit facility amortization percentage		0.25%
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Credit facility amortization percentage		0.35%
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| SOFR [Member]
Subsequent Event [Line Items]
Basis points, floor		0.00%
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| SOFR [Member] \| Minimum [Member]
Subsequent Event [Line Items]
Basis spread on variable rate		1.75%
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| SOFR [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Basis spread on variable rate		2.75%
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| Base Rate [Member]
Subsequent Event [Line Items]
Basis points, floor		100.00%
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| Base Rate [Member] \| Minimum [Member]
Subsequent Event [Line Items]
Basis spread on variable rate		0.75%
Subsequent Event [Member] \| New Revolving Credit Facility [Member] \| Base Rate [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Basis spread on variable rate		1.75%
Subsequent Event [Member] \| Martin Acquisition [Member]
Subsequent Event [Line Items]
Fair value of consideration transferred	89,400
Subsequent Event [Member] \| Martin Acquisition [Member] \| New Revolving Credit Facility [Member]
Subsequent Event [Line Items]
Aggregate principal amount issuance	250,000
Proceeds from lines of credit	160,000
Cash payment to acquire business	98,400
Subsequent Event [Member] \| Martin Acquisition [Member] \| SPA [Member]
Subsequent Event [Line Items]
Fair value of consideration transferred	187,800
Enterprise value	185,000
Payment for estimated net working capital	$ 2,800