Other assets (Tables)

12 Months Ended

Dec. 31, 2025

Other assets

Schedule of Other Assets

	December 31,
	2024		2025
	(In millions)
Other assets:
Note receivables - OPA	$	91.6	$	116.1
Operating lease right-of-use assets		20.6		19.9
IBNR receivables		15.0		14.8
Land held for development		7.4		—
Restricted cash and cash equivalents		5.5		6.1
Other		21.4		20.7
Total	$	161.5	$	177.6

Schedule of Maturities of Operating Lease Liabilities

Years ending December 31,	Amount
	(In millions)
2026	$	4.8
2027		3.1
2028		2.5
2029		2.1
2030		1.7
2031 and thereafter		14.6
Total remaining lease payments		28.8
Less imputed interest		8.9
Total lease obligations		19.9
Less current obligations		4.2
Long term lease obligations	$	15.7