Summary of Significant Accounting Policies - Definitive Agreement with Mattress Firm (Details) - Matress Firm - USD ($) $ / shares in Units, shares in Millions, $ in Billions	May 09, 2023	May 08, 2023
Debt Instrument [Line Items]
Consideration transferred	$ 4.0
Cash consideration	$ 2.7
Shares issued in acquisition (in shares)	34.2
Total stock consideration	$ 1.3
Closing share price (in dollars per share)		$ 37.62