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Fair Value of Financial Instruments: (Tables)

3 Months Ended

Mar. 31, 2020

Schedule of estimates of the fair value of long-term debt

The table below estimates the fair value of long-term debt held by GSWC. The fair values as of March 31, 2020 and December 31, 2019 were determined using rates for similar financial instruments of the same duration utilizing Level 2 methods and assumptions. The interest rates used for the March 31, 2020 valuation increased as compared to December 31, 2019, decreasing the fair value of long-term debt as of March 31, 2020. Changes in the assumptions will produce different results.



	March 31, 2020				December 31, 2019
(dollars in thousands)	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Financial liabilities:
Long-term debt—GSWC (1)	$	284,607	$	357,174	$	284,699	$	376,467