Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2019

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, 2019 and the percentage of the outstanding performance obligations as of March 31, 2019 expected to be delivered during the remainder of 2019:



	Unsatisfied performance obligations at March 31, 2019
	Total Amount			Percent expected to be delivered in 2019
	(in millions)
Rail Products Group:
Products:
External Customers	$	2,038.9
Leasing Group	1,213.8		⁽¹⁾
	$	3,252.7		59	%

Maintenance Services	$	77.6		100	%

Railcar Leasing and Management Services Group	$	107.4		17	%

⁽¹⁾ Excluded from this amount are contractually committed orders for approximately 3,050 leased railcars valued at approximately $240.0 million that have been removed because of the financial condition of one of the Leasing Group's customer; negotiation of the consideration to be received in exchange for terminating the underlying leases is ongoing. The entire value of these contracts was planned for delivery subsequent to 2019.

Lessee, Operating Lease, Disclosure [Table Text Block]

The following table summarizes the impact of our operating leases on our Consolidated Financial Statements as of March 31, 2019 and for the three months ended March 31, 2019:



	(in millions, except lease term and discount rate)
Consolidated Statement of Operations
Operating lease expense	$	5.2
Short-term lease expense	1.4

Consolidated Balance Sheet
Right-of-use assets ⁽¹⁾	$	44.0
Lease liabilities ⁽²⁾	$	45.2

Weighted average remaining lease term	4.8 years
Weighted average discount rate	4.1		%

Consolidated Statement of Cash Flows
Cash flows from operating activities	$	5.2

⁽¹⁾ Included in other assets in our Consolidated Balance Sheet

⁽²⁾ Included in other liabilities in our Consolidated Balance Sheet

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

Future contractual minimum operating rental revenues will mature as follows (in millions):



	Leasing Group
Remaining nine months of 2019	$	430.9
2020	478.3
2021	358.9
2022	267.2
2023	174.4
Thereafter	312.8
Total	$	2,022.5

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Future contractual minimum operating lease liabilities will mature as follows (in millions):



	Leasing Group		Non-Leasing Group		Total
Remaining nine months of 2019	$	10.4	$	2.7	$	13.1
2020	8.3		2.9		11.2
2021	7.6		1.6		9.2
2022	6.9		1.2		8.1
2023	4.9		0.9		5.8
Thereafter	1.7		1.9		3.6
Total lease payments	$	39.8	$	11.2	$	51.0
Less: Present value adjustment					(5.8		)
Total lease liabilities					$	45.2

Schedule of Product Warranty Liability [Table Text Block]

The changes in the accruals for warranties for the three months ended March 31, 2019 and 2018 are as follows:



	Three Months Ended March 31,
	2019			2018
	(in millions)
Beginning balance	$	7.4		$	10.1
Warranty costs incurred	(0.9		)	(1.2		)
Warranty originations and revisions	0.7			0.8
Warranty expirations	(0.1		)	—
Ending balance	$	7.1		$	9.7