Acquisitions and Divestitures (Tables)

6 Months Ended

Jun. 30, 2026

Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract]

Schedule of Estimated Purchase Price Consideration

The final purchase price of Mattress Firm as of February 5, 2025 consists of the following items:

(in millions)
Cash		$	3,091.5
Common stock of the Company (1)		2,245.1
Effective settlement of pre-existing relationships (2)		71.8
Total consideration		$	5,408.4
Cash acquired		(267.0)
Net consideration transferred		$	5,141.4
(1)	The stock consideration of 34.2 million shares of Somnigroup International common stock represents a value of $65.65 per share, which is the simple average of the opening and closing price per share of the Company's common stock on the NYSE on the business day immediately prior to the date of acquisition. This amount includes stock consideration to Mattress Firm employees for equity awards converted into the right to receive merger consideration.
(2)	Represents the effective settlement of Mattress Firm outstanding payables to Somnigroup, net of incentives receivable. No gain or loss was recognized on this settlement.

Schedule of Preliminary Purchase Price Allocation

The final allocation of the purchase price is based on the fair values of the assets acquired and liabilities assumed as of February 5, 2025.

The components of the final purchase price allocation are as follows:

(in millions)	Final Allocation
Accounts receivable, net	$	21.5
Inventories	313.1
Prepaid expenses and other current assets	65.6
Assets held for sale	35.9
Property and equipment	252.8
Operating lease right-of-use assets	1,270.9
Other non-current assets	54.0
Indefinite-lived trade names	1,880.0
Goodwill	3,493.9
Fair value of assets acquired	$	7,387.7
Accounts payable	(93.6)
Accrued expenses and other current liabilities	(259.4)
Income taxes payable	(0.6)
Liabilities held for sale	(32.7)
Long-term operating lease obligations	(1,306.5)
Deferred tax liability	(486.0)
Other non-current liabilities	(56.5)
Long-term debt	(11.0)
Fair value of liabilities assumed	(2,246.3)
Net consideration transferred	5,141.4
Cash acquired	267.0
Total consideration transferred	$	5,408.4

Schedule of Business Acquisition, Pro Forma Information

The following represents the unaudited consolidated pro forma financial information for the period as if Mattress Firm had been included in the consolidated results of the Company since January 1, 2024. Pro forma results do not include the effect of any future synergies anticipated to be achieved from the acquisition, and accordingly, are not necessarily indicative of the results that would have occurred if the acquisition had occurred on the date indicated or that may result in the future.

	(unaudited)		(unaudited)
	Three Months Ended June 30,		Six Months Ended June 30,
(in millions)	2025		2025
Pro forma net sales	$	1,880.8	$	3,747.6
Pro forma net income	$	99.0	$	(129.8)

Schedule of Business Acquisition, Pro Forma Information, Nonrecurring Adjustments

The pro forma amounts have been calculated after applying the Company's accounting policies and by including the results of Mattress Firm, and adjusting the combined results to give effect to the following, as if the acquisition had been consummated on January 1, 2024, together with the consequential tax effects thereon:

		(unaudited)
		Six Months Ended
	(in millions)	June 30, 2025
Pro Forma Adjustments to Net Sales, as Reported:
Mattress Firm pre-acquisition net revenue		$	345.1
Elimination of intercompany sales to Mattress Firm		(83.0)
Total adjustments to net sales		$	262.1
Pro Forma Adjustments to Net Loss, as Reported:
Mattress Firm pre-acquisition loss (1)		$	(318.3)
Transaction costs (2)		50.2
Intercompany profit elimination (3)		78.5
Purchase price allocation adjustments (4)		16.7
Interest expense adjustments (5)		(2.4)
Tax effect of pro forma adjustments (6)		(20.4)
Total adjustments to net loss		$	(195.7)
(1)	For the six months ended June 30, 2025, Mattress Firm pre-acquisition loss included a one-time charge of $340.5 million related to stock-based compensation expense recognized when the Mattress Firm Acquisition became probable.
(2)	Represents $50.2 million of transaction costs for professional fees incurred by the Company in connection with the Mattress Firm Acquisition, which were reclassified to the prior year presented in accordance with ASC 805.
(3)	Represents the intercompany profit elimination, which was reclassified to the prior year presented in accordance with ASC 805.
(4)	Represents purchase price allocation adjustments, primarily related to the fair value adjustment of Mattress Firm's finished goods, which were reclassified to the prior year presented in accordance with ASC 805.
(5)	Represents the net effect of interest expense on borrowings associated with the Mattress Firm Acquisition.
(6)	Represents the income tax provision for the above pro forma adjustments, which applies an estimated blended statutory income tax rate of 25.0%.