Taxes Other Than Income Taxes (Tables)	9 Months Ended
	Sep. 30, 2021
Taxes Other Than Income Taxes [Abstract]
Components Of Taxes Other Than Income Taxes	Three Months Ended Nine Months Ended September 30, September 30, 2021 2020 2021 2020Property $ 8,623 $ 8,437 $ 25,907 $ 23,746Gross receipts, excise and franchise 4,223 4,023 11,857 10,724Payroll 5,082 4,788 16,556 13,760Regulatory assessments 951 867 2,637 2,266Pumping fees 1,752 1,941 4,343 4,509Other 427 499 1,919 1,419Total taxes other than income $ 21,058 $ 20,555 $ 63,219 $ 56,424