Condensed Financial Information Of Registrant [Schedule] Condensed Financial Information of Registrant (Tables)

12 Months Ended

Dec. 31, 2012

Condensed Financial Information of Parent Company Only Disclosure [Abstract]

Condensed Financial Information of Registrant [Table Text Block]

NISOURCE INC.

SCHEDULE I

CONDENSED FINANCIAL INFORMATIONOF REGISTRANT

BALANCE SHEET

As of December 31, (in millions)	2012		2011
ASSETS
Investments and Other Assets:
Investments in subsidiary companies	$	9,556.9	$	9,249.7
Total Investments and Other Assets	9,556.9		9,249.7
Current Assets:
Other current assets	819.7		353.7
Total Current Assets	819.7		353.7
Other non-current assets	65.0		53.3
TOTAL ASSETS	10,441.6		9,656.7
CAPITALIZATION AND LIABILITIES
Capitalization:
Common stock equity	5,554.3		4,997.3
Total Capitalization	5,554.3		4,997.3
Current liabilities	863.8		613.3
Notes payable to subsidiaries	3,996.2		3,996.2
Other non-current liabilities	27.3		49.9
TOTAL CAPITALIZATION AND LIABILITIES	$	10,441.6	$	9,656.7

The accompanying Notes to Condensed Financial Statements are an integral part of these statements.

NISOURCE INC.

SCHEDULE I

CONDENSED FINANCIAL INFORMATIONOF REGISTRANT

STATEMENTOF INCOME

Year Ended December 31, (in millions, except per share amounts)	2012			2011			2010
Equity in net earnings of consolidated subsidiaries	$	547.9		$	428.4		$	422.8
Other income (deductions):
Administrative and general expenses	(2.9		)	(13.5		)	(11.3		)
Interest income	4.6			1.2			0.7
Interest expense	(227.6		)	(206.1		)	(230.3		)
Other, net	(10.0		)	(10.0		)	(4.0		)
Total Other income (deductions)	(235.9		)	(228.4		)	(244.9		)
Income from continuing operations before income taxes	312.0			200.0			177.9
Income taxes	(98.6		)	(94.8		)	(98.9		)
Income from continuing operations	410.6			294.8			276.8
Income from discontinued operations - net of taxes	5.5			4.3			5.7
Gain on Disposition of discontinued operations - net of taxes	—			—			0.1
NET INCOME	$	416.1		$	299.1		$	282.6
Average common shares outstanding (millions)	291.9			280.4			277.8
Diluted average common shares (millions)	300.4			288.5			280.1
Basic earnings per share
Continuing operations	$	1.41		$	1.05		$	1.00
Discontinued operations	0.02			0.01			0.02
Basic earnings per share	$	1.43		$	1.06		$	1.02
Diluted earnings per share
Continuing operations	$	1.37		$	1.02		$	0.99
Discontinued operations	0.02			0.01			0.02
Diluted earnings per share	$	1.39		$	1.03		$	1.01

The accompanying Notes to Condensed Financial Statements are an integral part of these statements.

STATEMENTOF COMPREHENSIVE INCOME

Year Ended December 31, (in millions, net of taxes)	2012			2011			2010
Net Income	$	416.1		$	299.1		$	282.6
Other comprehensive income (loss):
Net unrealized (loss) gain on available-for-sale securities(1)	(2.3		)	1.2			1.1
Net unrealized gain (loss) on cash flow hedges(2)	3.2			3.0			(13.8		)
Unrecognized pension benefit and OPEB costs(3)	(6.7		)	(6.0		)	0.7
Total other comprehensive loss	(5.8		)	(1.8		)	(12.0		)
Total Comprehensive Income	$	410.3		$	297.3		$	270.6

⁽¹⁾  Net unrealized (losses) gains on available-for-sale securities, net of $1.7 million tax benefit, $0.7 million and $0.8 million tax expense in 2012, 2011 and 2010, respectively.

⁽²⁾  Net unrealized gains (losses) on derivatives qualifying as cash flow hedges, net of $2.1 million tax expense, $1.1 million tax benefit and $7.6 million tax expense in 2012, 2011 and 2010, respectively. Net unrealized gains on cash flow hedges includes gains of $1.0 million and $1.4 million, and losses of $15.4 million related to the unrealized gains and losses of interest rate swaps held by NiSource’s unconsolidated equity method investments in 2012, 2011 and 2010, respectively.

⁽³⁾  Unrecognized pension benefit and OPEB costs, net of $4.2 million tax benefit, $3.7 million and $0.4 million tax expense in 2012, 2011 and 2010, respectively.

STATEMENTOF CASH FLOWS

Year Ended December 31, (in millions)	2012			2011			2010
Net cash provided by operating activities	$	393.9		$	313.6		$	212.9
Cash flows (used in) provided by investing activities:
(Increase) decrease in notes receivable from subsidiaries	(487.4		)	(139.3		)	31.4
Net cash (used in) provided by investing activities	(487.4		)	(139.3		)	31.4
Cash flows provided by (used in) financing activities:
Issuance of common shares	383.5			24.4			14.4
Increase (decrease) in notes payable to subsidiaries	—			63.8			(1.6		)
Cash dividends paid on common shares	(273.2		)	(257.8		)	(255.6		)
Acquisition of treasury shares	(10.0		)	(3.1		)	(1.5		)
Net cash provided by (used in) financing activities	100.3			(172.7		)	(244.3		)
Net increase in cash and cash equivalents	6.8			1.6			—
Cash and cash equivalents at beginning of year	1.6			—			—
Cash and cash equivalents at end of year	$	8.4		$	1.6		$	—

Related Party Transactions Disclosure [Text Block]

Balances due to or due from related parties included in the Balance Sheets as of December 31, 2012 and 2011 are as follows:

At December 31, (in millions)	2012		2011
Current assets due from subsidiaries (1)	$	785.4	$	288.6
Current liabilities due to subsidiaries (2)	833.1		602.6
Non-current liabilities due to subsidiaries (3)	3,996.2		3,996.2

⁽¹⁾ The balances at December 31, 2012 and 2011 are classified as Current assets on the Balance Sheets.

⁽²⁾ The balances at December 31, 2012 and 2011 are classified as Current liabilities on the Balance Sheets. At December 31, 2012 and 2011, $793.0 million and $573.7 million related to interest on affiliated notes payable, respectively.

⁽³⁾ The balances at December 31, 2012 and 2011 are classified as Notes payable to subsidiaries on the Balance Sheets.