Schedule I - Condensed Financial Information of Parent Company (Tables)

12 Months Ended

Dec. 31, 2013

Condensed Financial Information of Parent Company Only Disclosure [Abstract]

Condensed Income Statement [Table Text Block]



	Year ended December 31,
	2013			2012			2011
	(In thousands)
Operating Revenues	$	—		$	—		$	—
Operating Expenses	941			3,287			20,547
Operating income (loss)	(941		)	(3,287		)	(20,547		)
Other Income and Deductions:
Equity in earnings of subsidiaries	116,634			117,900			205,215
Other income	769			670			59
Other deductions	(22,825		)	(20,904		)	(34,124		)
Net other income (deductions)	94,578			97,666			171,150
Earnings Before Income Taxes	93,637			94,379			150,603
Income Tax Expense (Benefit)	(6,870		)	(11,168		)	(25,756		)
Net Earnings	$	100,507		$	105,547		$	176,359

Condensed Cash Flow Statement [Table Text Block]



	Year Ended December 31,
	2013			2012			2011
	(In thousands)
Cash Flows From Operating Activities:
Net earnings	$	100,507		$	105,547		$	176,359
Adjustments to reconcile net earnings to net cash flows from operating activities:
Depreciation and amortization	4,192			5,000			7,654
Deferred income tax expense	(51,820		)	(46,632		)	(34,396		)
Equity in (earnings) of subsidiaries	(116,634		)	(117,900		)	(205,215		)
Loss on reacquired debt	3,253			—			9,209
Stock based compensation expense	5,320			3,585			6,556
Changes in certain assets and liabilities:
Other current assets	28,460			(43,638		)	42,687
Other assets	46,558			34,096			59,975
Accounts payable	620			8			(1		)
Accrued interest and taxes	(9,266		)	(28,855		)	27,348
Other current liabilities	(146		)	3,876			4,765
Other liabilities	(27,756		)	(29,601		)	(12,854		)
Net cash flows from operating activities	(16,712		)	(114,514		)	82,087
Cash Flows From Investing Activities:
Utility plant additions	(960		)	(7,524		)	—
Investments in subsidiaries	(13,800		)	—			(43,000		)
Cash dividends from subsidiaries	158,772			61,406			285,757
Net cash flows from investing activities	144,012			53,882			242,757
Cash Flows From Financing Activities:
Short-term borrowings (repayments), net	(37,600		)	120,900			(15,300		)
Short-term borrowings (repayments) – affiliate, net	—			—			300
Repayment of long-term debt	(29,468		)	(2,387		)	(60,391		)
Purchase of preferred stock	—			—			(73,475		)
Purchase of common stock	—			—			(125,683		)
Proceeds from stock option exercise	4,618			11,684			5,622
Purchases to satisfy awards of common stock	(13,807		)	(25,168		)	(10,104		)
Dividends paid	(50,980		)	(44,609		)	(45,128		)
Other, net	—			—			(747		)
Net cash flows from financing activities	(127,237		)	60,420			(324,906		)
Change in Cash and Cash Equivalents	63			(212		)	(62		)
Cash and Cash Equivalents at Beginning of Period	29			241			303
Cash and Cash Equivalents at End of Period	$	92		$	29		$	241
Supplemental Cash Flow Disclosures:
Interest paid	$	14,510		$	15,007		$	19,215
Income taxes paid (refunded), net	$	22,378		$	1,501		$	5,454

Condensed Balance Sheet [Table Text Block]



	December 31,
	2013			2012
	(In thousands)
Assets
Cash and cash equivalents	$	92		$	29
Intercompany receivables	136,387			108,875
Income taxes receivable	14,989			41,434
Other, net	8,544			2,204
Total current assets	160,012			152,542
Property, plant and equipment, net of accumulated depreciation of $9,167 and $8,262	26,601			25,642
Long-term investments	—			3,651
Investment in subsidiaries	1,683,321			1,688,168
Other long-term assets	53,892			49,302
Total long-term assets	1,763,814			1,766,763
	$	1,923,826		$	1,919,305
Liabilities and Stockholders’ Equity
Short-term debt	$	100,000		$	137,600
Short-term debt-affiliate	8,819			8,819
Current maturities of long-term debt	—			2,530
Accrued interest and taxes	2,797			3,127
Other current liabilities	16,876			13,218
Total current liabilities	128,492			165,294
Long-term debt	118,766			142,592
Other long-term liabilities	2,999			3,232
Total liabilities	250,257			311,118
Common stock (no par value; 120,000,000 shares authorized; issued and outstanding 79,653,624 shares)	1,178,369			1,182,819
Accumulated other comprehensive income (loss), net of tax	(58,140		)	(81,630		)
Retained earnings	553,340			506,998
Total common stockholders’ equity	1,673,569			1,608,187
	$	1,923,826		$	1,919,305

See Notes 6, 7, and 16 for information regarding commitments, contingencies, and maturities of long-term debt.