Income Taxes - Federal and Foreign Tax Operating Loss Carry-Forwards Expiring (Detail) $ in Millions	Dec. 26, 2025 USD ($)
Income Tax Disclosure [Abstract]
2026	$ 3.5
2027	1.2
2028	5.8
2029	6.8
2030 and beyond	865.9
No expiration	757.0
Federal and foreign tax operating loss carry-forwards	$ 1,640.2

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-3

Name:	us-gaap_OperatingLossCarryforwards
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant