Exercise price per share or per unit of warrants or rights outstanding.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

Assets and Liabilities Held for Sale - Narrative (Details) $ / shares in Units, $ in Millions		3 Months Ended		6 Months Ended
	May 29, 2026 USD ($) $ / shares	Jun. 30, 2026 USD ($) potential_extension $ / shares	Jun. 30, 2025 USD ($)	Jun. 30, 2026 USD ($) potential_extension $ / shares	Jun. 30, 2025 USD ($)	May 28, 2026 shares	Dec. 31, 2025 USD ($) $ / shares	Aug. 04, 2025 USD ($) $ / shares
Debt Instrument [Line Items]
Common stock, par value (in usd per share) \| $ / shares		$ 0.001		$ 0.001			$ 0.001
Net gain (loss) on extinguishment of debt		$ 18.4	$ (0.3)	$ 18.4	$ (0.3)
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment
Debt Instrument [Line Items]
Common stock, par value (in usd per share) \| $ / shares	$ 0.001
Percentage of conversion shares of common stock	75.00%
Aggregate purchase price, amount	$ 75.0
Principal amount		$ 106.5		$ 106.5			$ 62.8
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| Senior Notes
Debt Instrument [Line Items]
Exercise price of warrants (in usd per share) \| $ / shares								$ 0.01
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| Senior Notes \| HC2 Broadcasting Holdings, Inc
Debt Instrument [Line Items]
Shares held by lenders (in shares) \| shares						20,408
Warrants held by lenders (in shares) \| shares						145,825
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| Senior Notes \| DTV America Corporation
Debt Instrument [Line Items]
Shares held by lenders (in shares) \| shares						2,222,222
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| Senior Notes, 8.50% and 11.50% \| Senior Notes
Debt Instrument [Line Items]
Face amount								$ 69.7
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| 8.50% Note \| Senior Notes
Debt Instrument [Line Items]
Interest rate								8.50%
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| 11.45% Notes \| Senior Notes
Debt Instrument [Line Items]
Interest rate								11.45%
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| Bridge Loan Facility \| Line of Credit \| Bridge Loan
Debt Instrument [Line Items]
Face amount	105.0
Interest rate		8.00%		8.00%
Principal amount	123.2
Accrued interest and exit fees	56.8
Net gain (loss) on extinguishment of debt		$ 18.4		$ 18.4
Total debt payoff amount	104.8
Transaction cost, net	$ 2.8
Accrued and capitalized interest, ratio		1.5		1.5
Interest rate, effective percentage		54.00%		54.00%
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| HC2 Broadcasting Holdings, Inc
Debt Instrument [Line Items]
Disposal ownership, percentage	100.00%					98.00%
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| CONX Affiliate Letter Agreement
Debt Instrument [Line Items]
Option exercise period	2 years
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| Spectrum Merger
Debt Instrument [Line Items]
Conversion of stock, right to receive percentage of common shares	25.00%
Number of potential extensions \| potential_extension		2		2
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| HC2 Broadcasting Holdings, Inc
Debt Instrument [Line Items]
Aggregate purchase price, amount	$ 45.0
Right to acquire equity interests, percentage	15.00%
Debt instrument, term	18 months
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| HC2 Broadcasting Holdings, Inc
Debt Instrument [Line Items]
Disposal ownership, percentage	25.00%
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| CONX Affiliate Letter Agreement
Debt Instrument [Line Items]
Right to acquire equity interests, percentage	80.10%
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| CONX
Debt Instrument [Line Items]
Threshold percentage of ownership	80.10%
Disposal ownership, percentage	75.00%
Disposal Group, Held-for-Sale, Not Discontinued Operations \| Spectrum Segment \| DTV
Debt Instrument [Line Items]
Disposal ownership, percentage	76.50%					69.20%