Other Income and Expenses (Tables)

3 Months Ended

Mar. 31, 2017

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 three months ended March 31, 2017 and 2016:

	Three Months
	2017	2016
Ameren:(a)
Miscellaneous income:

	Three Months
	2017		2016
Allowance for equity funds used during construction	$	6	$	8
Interest income on industrial development revenue bonds	7		7
Interest income	2		4
Other	—		1
Total miscellaneous income	$	15	$	20
Miscellaneous expense:
Donations	$	5	$	5
Other	4		2
Total miscellaneous expense	$	9	$	7
Ameren Missouri:
Miscellaneous income:
Allowance for equity funds used during construction	$	5	$	7
Interest income on industrial development revenue bonds	7		7
Other	—		1
Total miscellaneous income	$	12	$	15
Miscellaneous expense:
Donations	$	—	$	1
Other	2		1
Total miscellaneous expense	$	2	$	2
Ameren Illinois:
Miscellaneous income:
Allowance for equity funds used during construction	$	1	$	1
Interest income	2		4
Total miscellaneous income	$	3	$	5
Miscellaneous expense:
Donations	$	4	$	4
Other	2		1
Total miscellaneous expense	$	6	$	5

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