Segment and Nonregulated Businesses Reporting

12 Months Ended

Dec. 31, 2011

Segment and Nonregulated Business Reporting [Abstract]

Segment Reporting Disclosure [Text Block]

Segment and Nonregulated Businesses Reporting

SJW Corp. is a holding company with four subsidiaries: (i) San Jose Water Company, a water utility operation with both regulated and nonregulated businesses, (ii) SJW Land Company and its consolidated variable interest entity, 444 West Santa Clara Street, L.P., operate commercial building rentals, (iii) SJWTX, Inc. which is doing business as Canyon Lake Water Service Company, a regulated water utility located in Canyon Lake, Texas, and its consolidated nonregulated variable interest entity, Acequia Water Supply Corporation, and (iv) Texas Water Alliance Limited, a nonregulated water utility operation which is undertaking activities that are necessary to develop a water supply project in Texas. In accordance with FASB ASC Topic 280—“Segment Reporting,” SJW Corp. has determined that it has two reportable business segments. The first segment is that of providing water utility and utility-related services to its customers through SJW Corp.’s subsidiaries, San Jose Water Company, Canyon Lake Water Service Company and Texas Water Alliance, together referred to as “Water Utility Services”. The second segment is property management and investment activity conducted by SJW Land Company, referred to as “Real Estate Services.”

SJW Corp.’s reportable segments have been determined based on information used by the chief operating decision maker. SJW Corp.’s chief operating decision maker is its President and Chief Executive Officer (“CEO”). The CEO reviews financial information presented on a consolidated basis that is accompanied by disaggregated information about operating revenue, net income and total assets, by subsidiaries.

The tables below set forth information relating to SJW Corp.’s reportable segments and distribution of regulated and nonregulated business activities within the reportable segments. Certain allocated assets, revenue and expenses have been included in the reportable segment amounts. Other business activity of SJW Corp. not included in the reportable segments is included in the “All Other” category.

	For year ended December 31, 2011
	Water Utility Services		Real Estate Services		All Other (1)		SJW Corp.
	Regulated	Non regulated	Non regulated		Non regulated		Regulated	Non regulated		Total
Operating revenue	229,411	4,935	4,609		—		229,411	9,544		238,955
Operating expense	175,812	3,481	3,240		2,031		175,812	8,752		184,564
Operating income (loss)	53,599	1,454	1,369		(2,031	)	53,599	792		54,391
Net income (loss)	21,970	765	(407	)	(1,450	)	21,970	(1,092	)	20,878
Depreciation and amortization	29,136	360	1,697		—		29,136	2,057		31,193
Senior note, mortgage and other interest expense	16,741	—	1,833		1,101		16,741	2,934		19,675
Income tax expense (benefit) in net income	15,387	571	(296	)	(1,096	)	15,387	(821	)	14,566
Assets	917,580	11,668	80,097		29,465		917,580	121,230		1,038,810

	For year ended December 31, 2010
	Water Utility Services		Real Estate Services (2)		All Other (1)		SJW Corp.
	Regulated	Non regulated	Non regulated		Non regulated		Regulated	Non regulated		Total
Operating revenue	207,432	4,646	3,560		—		207,432	8,206		215,638
Operating expense	164,976	3,139	6,858		2,590		164,976	12,587		177,563
Operating income (loss)	42,456	1,507	(3,298	)	(2,590	)	42,456	(4,381	)	38,075
Net income (loss)	16,818	846	(3,166	)	9,908		16,818	7,588		24,406
Depreciation and amortization	26,319	347	1,665		—		26,319	2,012		28,331
Senior note, mortgage and other interest expense	15,917	—	1,760		6		15,917	1,766		17,683
Income tax expense (benefit) in net income	11,496	600	(2,176	)	6,820		11,496	5,244		16,740
Assets	844,364	9,849	81,361		(212	)	844,364	90,998		935,362

	For year ended December 31, 2009
	Water Utility Services		Real Estate Services		All Other (1)		SJW Corp.
	Regulated	Non regulated	Non regulated		Non regulated		Regulated	Non regulated		Total
Operating revenue	207,707	4,563	3,827		—		207,707	8,390		216,097
Operating expense	166,950	3,143	4,372		1,952		166,950	9,467		176,417
Operating income (loss)	40,757	1,420	(545	)	(1,952	)	40,757	(1,077	)	39,680
Net income (loss)	15,973	841	(1,424	)	(219	)	15,973	(802	)	15,171
Depreciation and amortization	23,622	344	1,677		—		23,622	2,021		25,643
Senior note, mortgage and other interest expense	14,118	—	1,826		26		14,118	1,852		15,970
Income tax expense (benefit) in net income	11,459	578	(1,139	)	(618	)	11,459	(1,179	)	10,280
Assets	750,194	6,569	81,177		40,534		750,194	128,280		878,474

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(1)    The “All Other” category is SJW Corp., on a stand-alone basis.

(2)    For the year ended December 31, 2010, an impairment on real estate investment of $3,597 is included in operating expense. Taxes of $1,466 is included in net income. No impairments occurred during the same period in 2011 and 2009.