CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Revenue	$ 315.2	$ 317.9
Cost of revenue	266.6	274.3
Gross profit	48.6	43.6
Operating expenses:
Selling, general and administrative	39.5	41.7
Depreciation and amortization	4.4	6.3
Other operating loss (income)	1.9	(0.4)
Income (loss) from operations	2.8	(4.0)
Other (expense) income:
Interest expense	(17.2)	(15.6)
Loss from equity investees	1.2	4.0
Other (expense) income, net	(1.2)	16.5
Loss from operations before income taxes	(16.8)	(7.1)
Income tax expense	(3.3)	(0.9)
Net loss	(20.1)	(8.0)
Net loss (income) attributable to non-controlling interests and redeemable non-controlling interests	2.7	(1.0)
Net loss attributable to INNOVATE Corp.	(17.4)	(9.0)
Less: Preferred dividends	0.3	1.2
Net loss attributable to common stockholders, basic	(17.7)	(10.2)
Net loss attributable to common stockholders, diluted	$ (17.7)	$ (10.2)
Loss per share - basic and diluted
Basic (in usd per share)	$ (0.22)	$ (0.13)
Diluted (in usd per share)	$ (0.22)	$ (0.13)
Weighted average common shares outstanding - basic and diluted
Basic (in shares)	78.7	77.7
Diluted (in shares)	78.7	77.7

The aggregate cost of goods produced and sold and services rendered during the reporting period.

Name:	us-gaap_CostOfRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.