Borrowing Arrangements (Tables)

12 Months Ended

Dec. 31, 2011

Borrowing Arrangements [Abstract]

Short term borrowing arrangements

Following is certain information regarding these short-term borrowing arrangements.

	Utility Group Borrowings									Nonutility Group Borrowings
(In millions)	2011			2010			2009			2011			2010			2009
Year End
Balance Outstanding	$	242.8		$	47.0		$	16.4		$	84.3		$	71.3		$	197.1
Weighted Average Interest Rate		0.57	%		0.41	%		0.25	%		1.45	%		2.01	%		0.60	%
Annual Average
Balance Outstanding	$	39.6		$	14.0		$	29.2		$	124.9		$	143.2		$	151.8
Weighted Average Interest Rate		0.48	%		0.40	%		1.28	%		1.92	%		0.93	%		0.78	%
Maximum Month End Balance Outstanding	$	242.8		$	47.0		$	151.1		$	180.1		$	174.6		$	256.5

Long term senior unsecured obligations and first mortgage bonds outstanding by subsidiary

Long-term senior unsecured obligations and first mortgage bonds outstanding by subsidiary follow:

			At December 31,
(In millions)			2011	2010
Utility Holdings
	Fixed Rate Senior Unsecured Notes
		2011, 6.625%	$                 -	$        250.0
		2013, 5.25%	100.0	100.0
		2015, 5.45%	75.0	75.0
		2018, 5.75%	100.0	100.0
		2020, 6.28%	100.0	100.0
		2021, 4.67%	55.0	-
		2026, 5.02%	60.0	-
		2035, 6.10%	75.0	75.0
		2036, 5.95%	-	96.7
		2039, 6.25%	121.6	121.9
		2041, 5.99%	35.0	-
		Total Utility Holdings	721.6	918.6
Indiana Gas
	Fixed Rate Senior Unsecured Notes
		2013, Series E, 6.69%	5.0	5.0
		2015, Series E, 7.15%	5.0	5.0
		2015, Series E, 6.69%	5.0	5.0
		2015, Series E, 6.69%	10.0	10.0
		2025, Series E, 6.53%	10.0	10.0
		2027, Series E, 6.42%	5.0	5.0
		2027, Series E, 6.68%	1.0	1.0
		2027, Series F, 6.34%	20.0	20.0
		2028, Series F, 6.36%	10.0	10.0
		2028, Series F, 6.55%	20.0	20.0
		2029, Series G, 7.08%	30.0	30.0
		Total Indiana Gas	121.0	121.0
SIGECO
	First Mortgage Bonds
		2015, 1985 Pollution Control Series A, current adjustable rate 0.10%, tax exempt,
		2011 weighted average: 0.19%	9.8	9.8
		2016, 1986 Series, 8.875%	13.0	13.0
		2020, 1998 Pollution Control Series B, 4.50%, tax exempt	4.6	4.6
		2023, 1993 Environmental Improvement Series B, 5.15%, tax exempt	22.6	22.6
		2024, 2000 Environmental Improvement Series A, 4.65%, tax exempt	22.5	22.5
		2025, 1998 Pollution Control Series A, current adjustable rate 0.08%, tax exempt,
		2011 weighted average: 0.19%	31.5	31.5
		2029, 1999 Senior Notes, 6.72%	80.0	80.0
		2030, 1998 Pollution Control Series B, 5.00%, tax exempt	22.0	22.0
		2030, 1998 Pollution Control Series C, 5.35%, tax exempt	22.2	22.2
		2040, 2009 Environmental Improvement Series, 5.40%, tax exempt	22.3	22.3
		2041, 2007 Pollution Control Series, 5.45%, tax exempt	17.0	17.0
		Total SIGECO	267.5	267.5

(In millions)			2011	2010
Vectren Capital Corp.
	Fixed Rate Senior Unsecured Notes
		2012, 5.13%	25.0	25.0
		2012, 7.43%	35.0	35.0
		2014, 6.37%	30.0	30.0
		2015, 5.31%	75.0	75.0
		2016, 6.92%	60.0	60.0
		2017, 3.48%	75.0	75.0
		2019, 7.30%	60.0	60.0
		2025, 4.53%	50.0	50.0
		Total Vectren Capital Corp.	410.0	410.0
Other Long-Term Notes Payable			4.1	1.1
Total long-term debt outstanding			1,524.2	1,718.2
	Current maturities of long-term debt		(62.7)	(250.7)
	Short-term borrowings refinanced in 2012		100.0	-
	Debt subject to tender		-	(30.0)
	Unamortized debt premium & discount - net		(1.9)	(2.3)
		Total long-term debt-net	$       1,559.6	$    1,435.2