CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Common Stock, Shares Authorized	60,000,000	60,000,000
Accounts receivable - customers, allowance for doubtful accounts	$ 2,400	$ 857
Other accounts receivable, allowance for doubtful accounts	$ 53	$ 59
Common Stock, Shares, Outstanding	36,889,061	36,846,614
GOLDEN STATE WATER COMPANY
Common Stock, Shares Authorized	1,000	1,000
Accounts receivable - customers, allowance for doubtful accounts	$ 2,264	$ 857
Other accounts receivable, allowance for doubtful accounts	$ 53	$ 59
Common Stock, Shares, Outstanding	165	165