Rendering

Component: (Network and Table)
Network
2415403 - Disclosure - Commitments And Contingencies (Schedule Of Lease Obligations) (Details)
(http://www.ameren.com/role/CommitmentsAndContingenciesScheduleOfLeaseObligationsDetails)
TableCommitments and Contingencies [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001002910 (http://www.sec.gov/CIK)
Commitments and Contingencies [Line Items]Period [Axis]
2012-01-01 - 2012-12-31
2011-01-01 - 2011-12-31
2010-01-01 - 2010-12-31
Legal Entity [Axis]Legal Entity [Axis]Legal Entity [Axis]
Union Electric Company [Member]Ameren Illinois Company [Member]Entity [Domain]Union Electric Company [Member]Ameren Illinois Company [Member]Entity [Domain]Union Electric Company [Member]Ameren Illinois Company [Member]Entity [Domain]
Capital lease payments, 2013
32,000,000 2
 
32,000,000 2,1
 
 
 
 
 
 
Capital lease payments, 2014
32,000,000 2
 
32,000,000 2,1
 
 
 
 
 
 
Capital lease payments, 2015
33,000,000 2
 
33,000,000 2,1
 
 
 
 
 
 
Capital lease payments, 2016
33,000,000 2
 
33,000,000 2,1
 
 
 
 
 
 
Capital lease payments, 2017
33,000,000 2
 
33,000,000 2,1
 
 
 
 
 
 
Capital lease payments, After 5 Years
425,000,000 2
 
425,000,000 2,1
 
 
 
 
 
 
Capital lease payments, Total
588,000,000 2
 
 
 
588,000,000 2,1
 
 
 
 
 
 
 
 
 
 
 
 
 
Less Amount representing interest, 2013
27,000,000  
 
27,000,000 1
 
 
 
 
 
 
Less Amount representing interest, 2014
27,000,000  
 
27,000,000 1
 
 
 
 
 
 
Less Amount representing interest, 2015
27,000,000  
 
27,000,000 1
 
 
 
 
 
 
Less Amount representing interest, 2016
27,000,000  
 
27,000,000 1
 
 
 
 
 
 
Less Amount representing interest, 2017
27,000,000  
 
27,000,000 1
 
 
 
 
 
 
Less Amount representing interest, After 5 Years
149,000,000  
 
149,000,000 1
 
 
 
 
 
 
Less Amount representing interest, Total
284,000,000  
 
 
 
284,000,000 1
 
 
 
 
 
 
 
 
 
 
 
 
 
Present value of minimum capital lease payments, 2013
5,000,000  
 
5,000,000 1
 
 
 
 
 
 
Present value of minimum capital lease payments, 2014
5,000,000  
 
5,000,000 1
 
 
 
 
 
 
Present value of minimum capital lease payments, 2015
6,000,000  
 
6,000,000 1
 
 
 
 
 
 
Present value of minimum capital lease payments, 2016
6,000,000  
 
6,000,000 1
 
 
 
 
 
 
Present value of minimum capital lease payments, 2017
6,000,000  
 
6,000,000 1
 
 
 
 
 
 
Present value of minimum capital lease payments, After 5 Years
276,000,000  
 
276,000,000 1
 
 
 
 
 
 
Present value of minimum capital lease payments, Total
304,000,000  
 
 
 
304,000,000 1
 
 
 
 
 
 
 
 
 
 
 
 
 
Operating leases, 2013
12,000,000 4
1,000,000 4
31,000,000 4,1
 
 
 
 
 
 
Operating leases, 2014
12,000,000 4
1,000,000 4
27,000,000 4,1
 
 
 
 
 
 
Operating leases, 2015
12,000,000 4
1,000,000 4
26,000,000 1,4
 
 
 
 
 
 
Operating leases, 2016
12,000,000 4
1,000,000 4
26,000,000 1,4
 
 
 
 
 
 
Operating leases, 2017
13,000,000 4
1,000,000 4
25,000,000 4,1
 
 
 
 
 
 
Operating leases, After 5 Years
62,000,000 4
2,000,000 4
137,000,000 4,1
 
 
 
 
 
 
Operating leases, Total
123,000,000 4
 
7,000,000 4
 
272,000,000 4,1
 
 
 
 
 
 
 
 
 
 
 
 
 
Total lease obligations, 2013
17,000,000  
 
36,000,000 1
 
 
 
 
 
 
Total lease obligations, 2014
17,000,000  
 
32,000,000 1
 
 
 
 
 
 
Total lease obligations, 2015
18,000,000  
 
32,000,000 1
 
 
 
 
 
 
Total lease obligations, 2016
18,000,000  
 
32,000,000 1
 
 
 
 
 
 
Total lease obligations, 2017
19,000,000  
 
31,000,000 1
 
 
 
 
 
 
Total lease obligations, After 5 Years
338,000,000  
 
413,000,000 1
 
 
 
 
 
 
Total lease obligations, Total
427,000,000  
 
 
 
576,000,000 1
 
 
 
 
 
 
 
 
 
 
 
 
 
Annual obligation for real estate leases and railroad licenses
1,000,000  
1,000,000  
2,000,000  
 
 
 
 
 
 
Total rental expense
29,000,000  
19,000,000  
48,000,000 3
29,000,000  
17,000,000  
47,000,000 3
29,000,000  
19,000,000  
52,000,000 3
1: ncludes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.
2: See Properties under Part I, Item 2, and Note 3 - Property and Plant, Net of this report for additional information.
3: Includes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.
4: Amounts related to certain land-related leases have indefinite payment periods. The annual obligation of $2 million, $1 million and $1 million for Ameren, Ameren Missouri and Ameren Illinois for these items is included in the 2013 through 2017 columns, respectively.