XML 38 R21.htm IDEA: XBRL DOCUMENT

Texas Water Alliance Limited Texas Water Alliance Limited	12 Months Ended
	Dec. 31, 2017
Equity Method Investments and Joint Ventures [Abstract]
Texas Water Alliance Limited	Texas Water Alliance Limited On February 22, 2016, SJW Group entered into a Purchase and Sale Agreement with the GBRA pursuant to which SJW Group agreed to sell all of its equity interests in TWA to GBRA for $31,000 in cash (the “TWA Agreement”). On November 16, 2017, the sales transaction closed. As provided in the Agreement, GBRA held back $3,000 (“Holdback Amount“) from the payment of the purchase price at the closing, which amount will be paid to SJW Group on June 30, 2021, subject to reduction under certain conditions. The transaction resulted in a pre-tax gain on sale of utility property of $12,501, excluding the Holdback Amount.