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Loans Payable, Long-Term Debt and Leases Loans Payable, Long-Term Debt and Leases (Tables)
3 Months Ended
Mar. 31, 2019
Loans Payable, Long-Term Debt and Leases [Abstract]  
Supplemental Balance Sheet Information
Supplemental balance sheet information related to operating leases is as follows:
($ in millions)
March 31, 2019
Assets
 
Other Assets (1)
$
1,096

Liabilities
 
Accrued and other current liabilities
248

Other Noncurrent Liabilities
777

 
 
Weighted-average remaining lease term (years)
7.5

Weighted-average discount rate
3.4
%
(1) Includes prepaid leases that have no related lease liability.

Schedule of Maturities of Operating Lease Liabilities
Maturities of operating leases liabilities are as follows:
($ in millions)
March 31, 2019
2019 (excluding the three months ended March 31, 2019)
$
260

2020
206

2021
164

2022
132

2023
94

Thereafter
308

Total lease payments
1,164

Less: imputed interest
(139
)
 
1,025