Subsequent Events	6 Months Ended
Jun. 30, 2021
Subsequent Events [Abstract]
Subsequent Events	15. Subsequent Events Debt Transactions On July 23, 2021, we completed a private offering of $1.0 billion in aggregate principal amount of 4.25% unsecured senior notes due 2032 (“2032 notes”) at an issue price equal to 100% of their par value. Net proceeds from the offering were used to repay indebtedness outstanding under the 2026 facility and pay related transaction fees and expenses, with any remaining net proceeds to be used for general corporate purposes. Business Combinations On July 1, 2021, we completed our previously announced definitive agreement to acquire certain assets and the operations of Cornerstone Building Alliance SW, LLC (“Alliance”) for $400.0 million in cash, subject to certain closing adjustments. Alliance operates in Arizona, primarily serving the greater Phoenix, Tucson, and Prescott Valley metropolitan areas. Alliance manufactures roof trusses and distributes lumber and related products to residential homebuilders and commercial contractors. This acquisition was funded with a combination of cash on hand and borrowings under our 2026 facility. The accounting for this business combination has not been completed at the date of this filing given the proximity to the acquisition date. The acquisition will be accounted for by the acquisition method, and accordingly the results of operations will be included in the Company’s consolidated financial statements from the acquisition date. The purchase price will be allocated to the net assets acquired based on estimated fair values at the acquisition date, with the excess of purchase price over the estimated fair value of the net assets acquired recorded as goodwill. Disposition Transaction As noted in Note 2, on July 26, 2021, the Company completed the sale of its standalone Eastern U.S. gypsum distribution operations for total cash proceeds of approximately $76 million.

Subsequent Events

6 Months Ended

Jun. 30, 2021

15. Subsequent Events

Debt Transactions

On July 23, 2021, we completed a private offering of $1.0 billion in aggregate principal amount of 4.25% unsecured senior notes due 2032 (“2032 notes”) at an issue price equal to 100% of their par value. Net proceeds from the offering were used to repay indebtedness outstanding under the 2026 facility and pay related transaction fees and expenses, with any remaining net proceeds to be used for general corporate purposes.

Business Combinations

On July 1, 2021, we completed our previously announced definitive agreement to acquire certain assets and the operations of Cornerstone Building Alliance SW, LLC (“Alliance”) for $400.0 million in cash, subject to certain closing adjustments. Alliance operates in Arizona, primarily serving the greater Phoenix, Tucson, and Prescott Valley metropolitan areas. Alliance manufactures roof trusses and distributes lumber and related products to residential homebuilders and commercial contractors. This acquisition was funded with a combination of cash on hand and borrowings under our 2026 facility.

The accounting for this business combination has not been completed at the date of this filing given the proximity to the acquisition date. The acquisition will be accounted for by the acquisition method, and accordingly the results of operations will be included in the Company’s consolidated financial statements from the acquisition date. The purchase price will be allocated to the net assets acquired based on estimated fair values at the acquisition date, with the excess of purchase price over the estimated fair value of the net assets acquired recorded as goodwill.

Disposition Transaction

As noted in Note 2, on July 26, 2021, the Company completed the sale of its standalone Eastern U.S. gypsum distribution operations for total cash proceeds of approximately $76 million.