Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015
Cash Flows from Operating Activities:
Net income	$ 97,790	$ 92,978
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	36,491	34,760
Provision for doubtful accounts	2,147	2,163
Income from equity method investments	(9,202)	(8,265)
Distributions of earnings from equity method investments	2,041	1,788
Deferred income taxes, net	64,929	53,825
Changes in assets and liabilities:
Gas purchase derivatives, at fair value	(259)	3,885
Receivables	(166,935)	(240,738)
Inventories	7,105	(4,997)
Settlement of legal asset retirement obligations	(895)	(1,024)
Regulatory assets	(178,598)	14,561
Other assets	19,516	28,731
Accounts payable	13,516	31,655
Contributions to benefit plans	(10,132)	(10,254)
Accrued/deferred postretirement benefit costs	(748)	345
Gas supply derivatives, at fair value	155,300	0
Regulatory liabilities	(12,408)	36,369
Other liabilities	(23,761)	(14,183)
Net cash (used in) provided by operating activities	(4,103)	21,599
Cash Flows from Investing Activities:
Utility capital expenditures	(112,262)	(104,068)
Allowance for borrowed funds used during construction	(2,805)	(2,272)
Contributions to equity method investments	(9,107)	(10,019)
Distributions of capital from equity method investments	551	837
Proceeds from sale of property	308	112
Investments in marketable securities	(440)	(848)
Other	2,850	85
Net cash used in investing activities	(120,905)	(116,173)
Cash Flows from Financing Activities:
Net borrowings – commercial paper	155,000	125,000
Expenses related to issuance of debt	(1,161)	(1)
Issuance of common stock through dividend reinvestment and employee stock plans	4,653	5,106
Dividends paid	(26,729)	(25,168)
Other	(51)	(89)
Net cash provided by financing activities	131,712	104,848
Net Increase in Cash and Cash Equivalents	6,704	10,274
Cash and Cash Equivalents at Beginning of Period	13,744	9,643
Cash and Cash Equivalents at End of Period	20,448	19,917
Cash Paid During the Period for:
Interest	22,852	22,641
Income Taxes:
Income taxes paid	2,027	1,378
Income taxes refunded	173	530
Income taxes, net	1,854	848
Noncash Investing and Financing Activities:
Accrued capital expenditures	$ 52,738	$ 27,368