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CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Sep. 30, 2012
ASSETS    
Utility Plant $ 2,271,189 $ 1,497,419
Less – Accumulated depreciation and amortization 494,559 478,120
Net Utility Plant 1,776,630 1,019,299
Non-utility property (net of accumulated depreciation and amortization, 2013, $5,886; 2012, $10,018) 7,694 6,039
Goodwill 247,078 0
Other investments 58,306 50,775
Other Property and Investments 313,078 56,814
Current Assets:    
Cash and cash equivalents 52,981 27,457
Accounts receivable:    
Utility 101,118 64,027
Non-utility 63,752 51,042
Other 14,451 26,478
Allowance for doubtful accounts (8,046) (7,705)
Inventories:    
Natural gas stored underground 182,035 92,729
Propane gas 8,962 10,200
Materials and supplies at average cost 8,154 3,543
Natural gas receivable 18,782 22,377
Derivative instrument assets 3,291 2,855
Unamortized purchased gas adjustments 17,533 40,674
Prepayments and other 12,867 9,339
Total Current Assets 475,880 343,016
Deferred Charges:    
Regulatory assets 545,947 456,047
Other 13,851 5,086
Total Deferred Charges 559,798 461,133
Total Assets 3,125,386 1,880,262
Capitalization:    
Common stock equity 1,046,282 601,611
Long-term debt (less current portion) 912,712 339,416
Total Capitalization 1,958,994 941,027
Current Liabilities:    
Notes payable 74,000 40,100
Accounts payable 140,234 89,503
Advance customer billings 23,736 25,146
Current portion of long-term debt 0 25,000
Wages and compensation accrued 20,807 13,908
Dividends payable 14,556 9,831
Customer deposits 15,062 8,565
Interest accrued 8,335 8,590
Taxes accrued 32,896 11,304
Deferred income taxes 1,012 6,675
Other 22,540 13,502
Total Current Liabilities 353,178 252,124
Deferred Credits and Other Liabilities:    
Deferred income taxes 379,114 [1] 355,509 [1]
Unamortized investment tax credits 2,900 3,113
Pension and postretirement benefit costs 228,653 196,558
Asset retirement obligations 74,554 40,368
Regulatory liabilities 82,560 56,319
Other 45,433 35,244
Total Deferred Credits and Other Liabilities 813,214 687,111
Commitments and Contingencies      
Total Capitalization and Liabilities $ 3,125,386 $ 1,880,262
[1] The Company periodically invests in tax credits. As of September 30, 2013, $7.1 million of state tax credits are included in Other and Net deferred tax liability. $4.7 million of state tax credits were classified as current. $2.4 million of state tax credits were classified as non-current.