Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2025

Unsatisfied Performance Obligations

The following table includes estimated revenue expected to be recognized in future periods related to performance obligations that are unsatisfied or partially satisfied as of March 31, 2025 and the percentage of the outstanding performance obligations as of March 31, 2025 expected to be delivered during the remainder of 2025:


	Unsatisfied performance obligations at March 31, 2025
	Total Amount		Percent expected to be delivered in 2025
	(in millions)
Rail Products Group:
New railcars:
External customers	$	1,702.2
Leasing Group	184.4
	$	1,886.6	40.3	%
Sustainable railcar conversions	$	3.1	100.0	%

Railcar Leasing and Services Group:
Leasing and management	$	52.8	26.0	%
Maintenance services	$	3.5	100.0	%

Lessor, Operating Leases

The following table summarizes the impact of our leases on our Consolidated Statements of Operations:


	Three Months Ended March 31,
		2025		2024
		(in millions)
Operating lease revenues		$	201.8	$	191.8
Variable operating lease revenues		$	13.2	$	13.7

Interest income on sales-type lease receivables		$	0.2	$	0.2

Lessor, Payments to be Received, Maturity [Table Text Block]

Future contractual minimum revenues for operating leases will mature as follows (in millions)(1):




Remaining nine months of 2025	$	561.4
2026	633.3
2027	496.1
2028	332.3
2029	210.1
Thereafter	417.4
Total	$	2,650.6

(1) Total contractual minimum rental revenues on operating leases relates to our wholly-owned and partially-owned subsidiaries and sub-lease rental revenues associated with the Leasing Group's operating lease obligations.

Future contractual minimum lease receivables for sales-type leases will mature as follows (in millions):


Remaining nine months of 2025	$	0.8
2026	1.1
2027	1.1
2028	1.1
2029	1.1
Thereafter	7.9
Total	13.1
Less: Unearned interest income	(3.5)
Net investment in sales-type leases (1)	$	9.6

(1) Included in other assets in our Consolidated Balance Sheets.