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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified | Jun. 30, 2013 | Dec. 31, 2012
--- | --- | ---
Accounts receivable - customers, allowance for doubtful accounts | $ 742 | $ 797
Receivable from the U.S. government, allowance for doubtful accounts | 0 | 8
Other accounts receivable, allowance for doubtful accounts | 372 | 423
Receivable from the U.S. government, allowance for doubtful accounts | 0 | 0
Par value of common shares (in dollars per share) | $ 0 | $ 0
GOLDEN STATE WATER COMPANY |  |
Accounts receivable - customers, allowance for doubtful accounts | 742 | 797
Other accounts receivable, allowance for doubtful accounts | $ 362 | $ 380
Par value of common shares (in dollars per share) | $ 0 | $ 0

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- Definition This element represents the valuation allowance for other receivables not separately presented elsewhere in the balance sheet, within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. + References No definition available. + Details
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X
- Definition This element represents the valuation allowance for trade and other receivables that are derived from government contracts within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. + References No definition available. + Details
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Balance Type: | credit
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- Definition A valuation allowance for receivables from U.S. government due to an Entity for more than one year from the balance sheet date that are expected to be uncollectible. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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- Definition A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5074-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 4 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Issuance value per share of no-par value common stock; generally not indicative of the fair market value per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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