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Revenue from Contract with Customers (Tables) | 3 Months Ended
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Mar. 31, 2021
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | For the three months ended March 31, 2021 and 2020, disaggregated revenues from contracts with customers by segment were as follows:
| Three Months Ended March 31, |
(dollar in thousands) | 2021 |  | 2020 |
Water: |  |  |  |
Tariff-based revenues | $ | 74,288 |  |  | $ | 69,254 |  |
Surcharges (cost-recovery activities) | 534 |  |  | 734 |  |
Other | 517 |  |  | 495 |  |
Water revenues from contracts with customers | 75,339 |  |  | 70,483 |  |
WRAM (over) under-collection (alternative revenue program) | (310) |  |  | 941 |  |
Total water revenues | 75,029 |  |  | 71,424 |  |
Electric: |  |  |  |
Tariff-based revenues | 11,677 |  |  | 10,032 |  |
Surcharges (cost-recovery activities) | 202 |  |  | 258 |  |
Electric revenues from contracts with customers | 11,879 |  |  | 10,290 |  |
BRRAM (over) under-collection (alternative revenue program) | (340) |  |  | 678 |  |
Total electric revenues | 11,539 |  |  | 10,968 |  |
Contracted services: |  |  |  |
Water | 18,883 |  |  | 14,701 |  |
Wastewater | 11,609 |  |  | 11,984 |  |
Contracted services revenues from contracts with customers | 30,492 |  |  | 26,685 |  |
Total AWR revenues | $ | 117,060 |  |  | $ | 109,077 |  |
Contract with Customer, Asset and Liability | The opening and closing balances of the receivable from the U.S. government, contract assets, and contract liabilities from contracts with customers, which are related entirely to ASUS, were as follows:
(dollar in thousands) |  | March 31, 2021 |  | December 31, 2020
Unbilled receivables |  | $ | 13,302 |  |  | $ | 14,924 |
Receivable from the U.S. government |  | $ | 75,979 |  |  | $ | 74,670 |
Contract assets |  | $ | 13,726 |  |  | $ | 10,257 |
Contract liabilities |  | $ | 1,049 |  |  | $ | 1,800 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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