Long-Term Debt - 8.750% Senior Secured Notes due August 2028 (Narrative) (Details) - USD ($)	Dec. 31, 2023	Jul. 31, 2022	Jul. 25, 2022	Sep. 24, 2020
8.750% Senior Secured Notes due August 2028
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage			8.75%
8.750% Senior Secured Notes due August 2028 \| Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount			$ 710,000,000
Debt instrument, interest rate, stated percentage			8.75%
6.125% Senior Notes due January 2029
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage	6.125%	6.125%		6.125%
6.125% Senior Notes due January 2029 \| Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount				$ 500,000,000

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.

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+ Details

Cornerstone Building Brands, Inc. 10-K