Other Income and Expenses (Tables)

6 Months Ended

Jun. 30, 2016

Other Nonoperating Income (Expense) [Abstract]

Other Income And Expenses

The following table presents the components of “Other Income and Expenses” in the Ameren Companies’ statements of income for the six months ended June 30, 2016 and 2015:

	Three Months				Six Months
	2016		2015		2016		2015
Ameren:(a)
Miscellaneous income:
Allowance for equity funds used during construction	$	5	$	6	$	13	$	11
Interest income on industrial development revenue bonds	6		6		13		13
Interest income	4		4		8		8
Other	1		—		2		3
Total miscellaneous income	$	16	$	16	$	36	$	35
Miscellaneous expense:
Donations	$	2	$	2	$	7	$	10
Other	4		4		6		7
Total miscellaneous expense	$	6	$	6	$	13	$	17
Ameren Missouri:
Miscellaneous income:
Allowance for equity funds used during construction	$	3	$	5	$	10	$	9
Interest income on industrial development revenue bonds	6		6		13		13
Interest income	—		1		—		1
Other	—		—		1		—
Total miscellaneous income	$	9	$	12	$	24	$	23
Miscellaneous expense:
Donations	$	1	$	1	$	2	$	3
Other	1		1		2		2
Total miscellaneous expense	$	2	$	2	$	4	$	5

	Three Months				Six Months
	2016		2015		2016		2015
Ameren Illinois:
Miscellaneous income:
Allowance for equity funds used during construction	$	2	$	1	$	3	$	2
Interest income	3		3		7		7
Other	1		—		1		2
Total miscellaneous income	$	6	$	4	$	11	$	11
Miscellaneous expense:
Donations	$	1	$	1	$	5	$	4
Other	2		1		3		3
Total miscellaneous expense	$	3	$	2	$	8	$	7

(a) Includes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.