Schedule of Segment Reporting Information, by Segment |
Income statements for the three and nine months ended June 30, 2016 and 2015 by segment are presented in the following tables: | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2016 | | Regulated Distribution | | Regulated Pipeline | | Nonregulated | | Eliminations | | Consolidated | | (In thousands) | Operating revenues from external parties | $ | 411,982 |
| | $ | 28,518 |
| | $ | 192,416 |
| | $ | — |
| | $ | 632,916 |
| Intersegment revenues | 2,244 |
| | 80,731 |
| | 22,139 |
| | (105,114 | ) | | — |
| | 414,226 |
| | 109,249 |
| | 214,555 |
| | (105,114 | ) | | 632,916 |
| Purchased gas cost | 138,845 |
| | — |
| | 191,741 |
| | (104,981 | ) | | 225,605 |
| Gross profit | 275,381 |
| | 109,249 |
| | 22,814 |
| | (133 | ) | | 407,311 |
| Operating expenses | | | | | | | | | | Operation and maintenance | 100,859 |
| | 29,083 |
| | 7,635 |
| | (133 | ) | | 137,444 |
| Depreciation and amortization | 58,916 |
| | 13,409 |
| | 1,134 |
| | — |
| | 73,459 |
| Taxes, other than income | 52,377 |
| | 6,220 |
| | 647 |
| | — |
| | 59,244 |
| Total operating expenses | 212,152 |
| | 48,712 |
| | 9,416 |
| | (133 | ) | | 270,147 |
| Operating income | 63,229 |
| | 60,537 |
| | 13,398 |
| | — |
| | 137,164 |
| Miscellaneous income (expense) | 1,111 |
| | (359 | ) | | 574 |
| | (493 | ) | | 833 |
| Interest charges | 18,968 |
| | 9,002 |
| | 221 |
| | (493 | ) | | 27,698 |
| Income before income taxes | 45,372 |
| | 51,176 |
| | 13,751 |
| | — |
| | 110,299 |
| Income tax expense | 15,516 |
| | 18,046 |
| | 5,544 |
| | — |
| | 39,106 |
| Net income | $ | 29,856 |
| | $ | 33,130 |
| | $ | 8,207 |
| | $ | — |
| | $ | 71,193 |
| Capital expenditures | $ | 191,202 |
| | $ | 66,639 |
| | $ | (66 | ) | | $ | — |
| | $ | 257,775 |
|
| | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2015 | | Regulated Distribution | | Regulated Pipeline | | Nonregulated | | Eliminations | | Consolidated | | (In thousands) | Operating revenues from external parties | $ | 415,160 |
| | $ | 25,859 |
| | $ | 245,382 |
| | $ | — |
| | $ | 686,401 |
| Intersegment revenues | 1,634 |
| | 71,149 |
| | 33,387 |
| | (106,170 | ) | | — |
| | 416,794 |
| | 97,008 |
| | 278,769 |
| | (106,170 | ) | | 686,401 |
| Purchased gas cost | 149,775 |
| | — |
| | 260,990 |
| | (106,037 | ) | | 304,728 |
| Gross profit | 267,019 |
| | 97,008 |
| | 17,779 |
| | (133 | ) | | 381,673 |
| Operating expenses | | | | | | | | | | Operation and maintenance | 98,552 |
| | 26,572 |
| | 7,456 |
| | (133 | ) | | 132,447 |
| Depreciation and amortization | 55,491 |
| | 11,816 |
| | 1,137 |
| | — |
| | 68,444 |
| Taxes, other than income | 56,176 |
| | 6,193 |
| | 806 |
| | — |
| | 63,175 |
| Total operating expenses | 210,219 |
| | 44,581 |
| | 9,399 |
| | (133 | ) | | 264,066 |
| Operating income | 56,800 |
| | 52,427 |
| | 8,380 |
| | — |
| | 117,607 |
| Miscellaneous income (expense) | 1,045 |
| | (211 | ) | | 345 |
| | (545 | ) | | 634 |
| Interest charges | 19,961 |
| | 8,299 |
| | 240 |
| | (545 | ) | | 27,955 |
| Income before income taxes | 37,884 |
| | 43,917 |
| | 8,485 |
| | — |
| | 90,286 |
| Income tax expense | 15,420 |
| | 15,349 |
| | 3,236 |
| | — |
| | 34,005 |
| Net income | $ | 22,464 |
| | $ | 28,568 |
| | $ | 5,249 |
| | $ | — |
| | $ | 56,281 |
| Capital expenditures | $ | 170,134 |
| | $ | 55,914 |
| | $ | (209 | ) | | $ | — |
| | $ | 225,839 |
|
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended June 30, 2016 | | Regulated Distribution | | Regulated Pipeline | | Nonregulated | | Eliminations | | Consolidated | | (In thousands) | Operating revenues from external parties | $ | 1,896,636 |
| | $ | 75,344 |
| | $ | 699,450 |
| | $ | — |
| | $ | 2,671,430 |
| Intersegment revenues | 5,877 |
| | 224,285 |
| | 75,024 |
| | (305,186 | ) | | — |
| | 1,902,513 |
| | 299,629 |
| | 774,474 |
| | (305,186 | ) | | 2,671,430 |
| Purchased gas cost | 884,529 |
| | — |
| | 722,803 |
| | (304,787 | ) | | 1,302,545 |
| Gross profit | 1,017,984 |
| | 299,629 |
| | 51,671 |
| | (399 | ) | | 1,368,885 |
| Operating expenses | | | | | | | | | | Operation and maintenance | 291,388 |
| | 83,302 |
| | 21,667 |
| | (399 | ) | | 395,958 |
| Depreciation and amortization | 173,913 |
| | 39,358 |
| | 3,399 |
| | — |
| | 216,670 |
| Taxes, other than income | 152,324 |
| | 18,529 |
| | 2,019 |
| | — |
| | 172,872 |
| Total operating expenses | 617,625 |
| | 141,189 |
| | 27,085 |
| | (399 | ) | | 785,500 |
| Operating income | 400,359 |
| | 158,440 |
| | 24,586 |
| | — |
| | 583,385 |
| Miscellaneous income (expense) | 209 |
| | (1,164 | ) | | 1,245 |
| | (1,351 | ) | | (1,061 | ) | Interest charges | 58,390 |
| | 27,294 |
| | 1,408 |
| | (1,351 | ) | | 85,741 |
| Income before income taxes | 342,178 |
| | 129,982 |
| | 24,423 |
| | — |
| | 496,583 |
| Income tax expense | 124,755 |
| | 46,081 |
| | 9,883 |
| | — |
| | 180,719 |
| Net income | $ | 217,423 |
| | $ | 83,901 |
| | $ | 14,540 |
| | $ | — |
| | $ | 315,864 |
| Capital expenditures | $ | 533,826 |
| | $ | 262,058 |
| | $ | 124 |
| | $ | — |
| | $ | 796,008 |
|
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended June 30, 2015 | | Regulated Distribution | | Regulated Pipeline | | Nonregulated | | Eliminations | | Consolidated | | (In thousands) | Operating revenues from external parties | $ | 2,389,037 |
| | $ | 70,887 |
| | $ | 1,025,310 |
| | $ | — |
| | $ | 3,485,234 |
| Intersegment revenues | 5,142 |
| | 201,418 |
| | 154,069 |
| | (360,629 | ) | | — |
| | 2,394,179 |
| | 272,305 |
| | 1,179,379 |
| | (360,629 | ) | | 3,485,234 |
| Purchased gas cost | 1,397,113 |
| | — |
| | 1,122,655 |
| | (360,230 | ) | | 2,159,538 |
| Gross profit | 997,066 |
| | 272,305 |
| | 56,724 |
| | (399 | ) | | 1,325,696 |
| Operating expenses | | | | | | | | | | Operation and maintenance | 288,962 |
| | 74,029 |
| | 21,897 |
| | (399 | ) | | 384,489 |
| Depreciation and amortization | 165,730 |
| | 34,945 |
| | 3,384 |
| | — |
| | 204,059 |
| Taxes, other than income | 162,759 |
| | 16,296 |
| | 2,551 |
| | — |
| | 181,606 |
| Total operating expenses | 617,451 |
| | 125,270 |
| | 27,832 |
| | (399 | ) | | 770,154 |
| Operating income | 379,615 |
| | 147,035 |
| | 28,892 |
| | — |
| | 555,542 |
| Miscellaneous income (expense) | (1,221 | ) | | (842 | ) | | 897 |
| | (1,468 | ) | | (2,634 | ) | Interest charges | 60,914 |
| | 25,014 |
| | 706 |
| | (1,468 | ) | | 85,166 |
| Income before income taxes | 317,480 |
| | 121,179 |
| | 29,083 |
| | — |
| | 467,742 |
| Income tax expense | 121,776 |
| | 42,894 |
| | 11,512 |
| | — |
| | 176,182 |
| Net income | $ | 195,704 |
| | $ | 78,285 |
| | $ | 17,571 |
| | $ | — |
| | $ | 291,560 |
| Capital expenditures | $ | 482,371 |
| | $ | 185,028 |
| | $ | 84 |
| | $ | — |
| | $ | 667,483 |
|
Balance sheet information at June 30, 2016 and September 30, 2015 by segment is presented in the following tables:
| | | | | | | | | | | | | | | | | | | | | | June 30, 2016 | | Regulated Distribution | | Regulated Pipeline | | Nonregulated | | Eliminations | | Consolidated | | (In thousands) | ASSETS | | | | | | | | | | Property, plant and equipment, net | $ | 6,067,548 |
| | $ | 1,935,087 |
| | $ | 50,912 |
| | $ | — |
| | $ | 8,053,547 |
| Investment in subsidiaries | 1,007,787 |
| | — |
| | — |
| | (1,007,787 | ) | | — |
| Current assets | | | | | | | | | | Cash and cash equivalents | 61,441 |
| | — |
| | 4,765 |
| | — |
| | 66,206 |
| Assets from risk management activities | 3,651 |
| | — |
| | 4,047 |
| | — |
| | 7,698 |
| Other current assets | 370,444 |
| | 22,269 |
| | 391,265 |
| | (208,969 | ) | | 575,009 |
| Intercompany receivables | 981,651 |
| | — |
| | — |
| | (981,651 | ) | | — |
| Total current assets | 1,417,187 |
| | 22,269 |
| | 400,077 |
| | (1,190,620 | ) | | 648,913 |
| Goodwill | 575,449 |
| | 132,542 |
| | 34,711 |
| | — |
| | 742,702 |
| Noncurrent assets from risk management activities | 750 |
| | — |
| | 908 |
| | — |
| | 1,658 |
| Deferred charges and other assets | 258,370 |
| | 21,976 |
| | 202 |
| | — |
| | 280,548 |
| | $ | 9,327,091 |
| | $ | 2,111,874 |
| | $ | 486,810 |
| | $ | (2,198,407 | ) | | $ | 9,727,368 |
| CAPITALIZATION AND LIABILITIES | | | | | | | | | | Shareholders’ equity | $ | 3,466,724 |
| | $ | 661,175 |
| | $ | 346,612 |
| | $ | (1,007,787 | ) | | $ | 3,466,724 |
| Long-term debt | 2,205,645 |
| | — |
| | — |
| | — |
| | 2,205,645 |
| Total capitalization | 5,672,369 |
| | 661,175 |
| | 346,612 |
| | (1,007,787 | ) | | 5,672,369 |
| Current liabilities | | | | | | | | | | Current maturities of long-term debt | 250,000 |
| | — |
| | — |
| | — |
| | 250,000 |
| Short-term debt | 870,466 |
| | — |
| | — |
| | (200,000 | ) | | 670,466 |
| Liabilities from risk management activities | 56,883 |
| | — |
| | — |
| | — |
| | 56,883 |
| Other current liabilities | 453,831 |
| | 16,590 |
| | 90,999 |
| | (8,969 | ) | | 552,451 |
| Intercompany payables | — |
| | 953,683 |
| | 27,968 |
| | (981,651 | ) | | — |
| Total current liabilities | 1,631,180 |
| | 970,273 |
| | 118,967 |
| | (1,190,620 | ) | | 1,529,800 |
| Deferred income taxes | 1,093,755 |
| | 480,336 |
| | 11,409 |
| | — |
| | 1,585,500 |
| Noncurrent liabilities from risk management activities | 176,491 |
| | — |
| | — |
| | — |
| | 176,491 |
| Regulatory cost of removal obligation | 427,332 |
| | — |
| | — |
| | — |
| | 427,332 |
| Pension and postretirement liabilities | 283,579 |
| | — |
| | — |
| | — |
| | 283,579 |
| Deferred credits and other liabilities | 42,385 |
| | 90 |
| | 9,822 |
| | — |
| | 52,297 |
| | $ | 9,327,091 |
| | $ | 2,111,874 |
| | $ | 486,810 |
| | $ | (2,198,407 | ) | | $ | 9,727,368 |
|
| | | | | | | | | | | | | | | | | | | | | | September 30, 2015 | | Regulated Distribution | | Regulated Pipeline | | Nonregulated | | Eliminations | | Consolidated | | (In thousands) | ASSETS | | | | | | | | | | Property, plant and equipment, net | $ | 5,670,306 |
| | $ | 1,706,449 |
| | $ | 53,825 |
| | $ | — |
| | $ | 7,430,580 |
| Investment in subsidiaries | 1,038,670 |
| | — |
| | (2,096 | ) | | (1,036,574 | ) | | — |
| Current assets | | | | | | | | | | Cash and cash equivalents | 23,863 |
| | — |
| | 4,790 |
| | — |
| | 28,653 |
| Assets from risk management activities | 378 |
| | — |
| | 8,854 |
| | — |
| | 9,232 |
| Other current assets | 421,591 |
| | 24,628 |
| | 480,503 |
| | (338,301 | ) | | 588,421 |
| Intercompany receivables | 887,713 |
| | — |
| | — |
| | (887,713 | ) | | — |
| Total current assets | 1,333,545 |
| | 24,628 |
| | 494,147 |
| | (1,226,014 | ) | | 626,306 |
| Goodwill | 575,449 |
| | 132,542 |
| | 34,711 |
| | — |
| | 742,702 |
| Noncurrent assets from risk management activities | 368 |
| | — |
| | — |
| | — |
| | 368 |
| Deferred charges and other assets | 270,372 |
| | 17,288 |
| | 5,329 |
| | — |
| | 292,989 |
| | $ | 8,888,710 |
| | $ | 1,880,907 |
| | $ | 585,916 |
| | $ | (2,262,588 | ) | | $ | 9,092,945 |
| CAPITALIZATION AND LIABILITIES | | | | | | | | | | Shareholders’ equity | $ | 3,194,797 |
| | $ | 577,275 |
| | $ | 461,395 |
| | $ | (1,038,670 | ) | | $ | 3,194,797 |
| Long-term debt | 2,455,388 |
| | — |
| | — |
| | — |
| | 2,455,388 |
| Total capitalization | 5,650,185 |
| | 577,275 |
| | 461,395 |
| | (1,038,670 | ) | | 5,650,185 |
| Current liabilities | | | | | | | | | | Short-term debt | 782,927 |
| | — |
| | — |
| | (325,000 | ) | | 457,927 |
| Liabilities from risk management activities | 9,568 |
| | — |
| | — |
| | — |
| | 9,568 |
| Other current liabilities | 569,273 |
| | 29,780 |
| | 99,480 |
| | (11,205 | ) | | 687,328 |
| Intercompany payables | — |
| | 867,409 |
| | 20,304 |
| | (887,713 | ) | | — |
| Total current liabilities | 1,361,768 |
| | 897,189 |
| | 119,784 |
| | (1,223,918 | ) | | 1,154,823 |
| Deferred income taxes | 1,008,091 |
| | 406,254 |
| | (3,030 | ) | | — |
| | 1,411,315 |
| Noncurrent liabilities from risk management activities | 110,539 |
| | — |
| | — |
| | — |
| | 110,539 |
| Regulatory cost of removal obligation | 427,553 |
| | — |
| | — |
| | — |
| | 427,553 |
| Pension and postretirement liabilities | 287,373 |
| | — |
| | — |
| | — |
| | 287,373 |
| Deferred credits and other liabilities | 43,201 |
| | 189 |
| | 7,767 |
| | — |
| | 51,157 |
| | $ | 8,888,710 |
| | $ | 1,880,907 |
| | $ | 585,916 |
| | $ | (2,262,588 | ) | | $ | 9,092,945 |
|
|