Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Activities
Net Income	$ 22,815	$ 19,225
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	13,371	11,797
Depreciation and accretion included in other costs	3,447	3,030
Deferred income taxes, net	166	5,796
(Gain) loss on sale of assets	(420)	(39)
Unrealized (gain) loss on commodity contracts	62	(153)
Unrealized gain on investments	(152)	(42)
Realized gain on sales of investments, net	0	(310)
Employee benefits	319	458
Share-based compensation	1,065	861
Other, net	(1)	(22)
Changes in assets and liabilities:
Purchase of investments	(293)	(398)
Accounts receivable and accrued revenue	36,713	(6,268)
Propane inventory, storage gas and other inventory	6,074	2,180
Regulatory assets	(5,250)	1,721
Prepaid expenses and other current assets	3,183	2,312
Accounts payable and other accrued liabilities	(22,491)	8,074
Income taxes receivable	3,305	6,599
Accrued interest	118	(316)
Customer deposits and refunds	(2,658)	(3,958)
Accrued compensation	(2,975)	(2,060)
Regulatory liabilities	1,761	5,588
Other assets and liabilities, net	63	(12)
Net cash provided by operating activities	58,222	54,063
Investing Activities
Property, plant and equipment expenditures	(42,753)	(41,220)
Proceeds from sales of assets	459	45
Payments to Acquire Businesses, Gross	0	(19,541)
Environmental expenditures	(79)	(209)
Net cash used in investing activities	(42,373)	(60,925)
Financing Activities
Common stock dividends	(6,754)	(6,356)
Purchase of stock for Dividend Reinvestment Plan	(392)	(655)
Change in cash overdrafts due to outstanding checks	(806)	(1,240)
Net borrowing (repayment) under line of credit agreements	(56,990)	15,532
Proceeds from Issuance of Long-term Debt	50,000	7,000
Repayment of long-term debt	(1,734)	(8,570)
Net cash provided by (used in) financing activities	(16,676)	5,711
Net Decrease in Cash and Cash Equivalents	(827)	(1,151)
Cash and Cash Equivalents-Beginning of Period	3,356	3,361
Cash and Cash Equivalents-End of Period	$ 2,529	$ 2,210