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v3.6.0.2

Consolidated Statements of Income and Comprehensive Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Income Statement [Abstract] |  |  |
Operating revenue | $ 339,706 | $ 305,082 | $ 319,668
Production Expenses: |  |  |
Purchased water | 72,971 | 61,089 | 47,280
Power | 6,102 | 6,121 | 9,865
Groundwater extraction charges | 32,088 | 31,240 | 53,678
Other production expenses | 13,167 | 12,178 | 11,929
Total production expenses | 124,328 | 110,628 | 122,752
Administrative and general | 48,038 | 47,131 | 40,573
Maintenance | 17,476 | 14,956 | 14,474
Property taxes and other non-income taxes | 12,123 | 11,667 | 11,086
Depreciation and amortization | 44,625 | 40,740 | 37,905
Total operating expense | 246,590 | 225,122 | 226,790
Operating income | 93,116 | 79,960 | 92,878
Other (expense) income: |  |  |
Interest on long-term debt | (20,205) | (20,925) | (19,423)
Mortgage and other interest expense | (1,633) | (1,261) | (1,365)
Gain on sale of California Water Service Group stock | 3,197 | 0 | 2,017
Gain on sale of real estate investment | 10,419 | 1,886 | 554
Dividend income | 87 | 174 | 189
Other, net | 1,400 | 1,320 | 1,927
Income before income taxes | 86,381 | 61,154 | 76,777
Provision for income taxes | 33,542 | 23,272 | 24,971
Net income | 52,839 | 37,882 | 51,806
Other comprehensive (loss) income: |  |  |
Unrealized (loss) income on investment, net of taxes of $657 in 2016, ($141) in 2015 and $208 in 2014 | 955 | (206) | 301
Reclassification adjustment for gain realized on investment, net of taxes of $1,198 in 2016 and $805 in 2014 | (1,742) | 0 | (1,171)
Comprehensive income | $ 52,052 | $ 37,676 | $ 50,936
Earnings per share |  |  |
—Basic (in dollars per share) | $ 2.59 | $ 1.86 | $ 2.56
—Diluted (in dollars per share) | $ 2.57 | $ 1.85 | $ 2.54
Weighted average shares outstanding |  |  |
—Basic (shares) | 20,439,957 | 20,360,663 | 20,227,297
—Diluted (shares) | 20,588,973 | 20,515,643 | 20,416,734

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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=64863997&loc=d3e1448-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Weighted-Average Number of Common Shares Outstanding -URI http://asc.fasb.org/extlink&oid=6528421 + Details
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