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v3.20.1

Revenue from Contract with Customers (Tables) | 3 Months Ended
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Mar. 31, 2020
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | For the three months ended March 31, 2020 and 2019, disaggregated revenues from contracts with customers by segment were as follows:
| Three Months Ended March 31,
(dollar in thousands) | 2020 |  | 2019
Water: |  |  |
Tariff-based revenues | $ | 69,254 |  |  | $ | 59,575 |
Surcharges (cost-recovery activities) | 734 |  |  | 291 |
Other | 495 |  |  | 459 |
Water revenues from contracts with customers | 70,483 |  |  | 60,325 |
WRAM under (over)-collection (alternative revenue program) | 941 |  |  | 4,398 |
Total water revenues | 71,424 |  |  | 64,723 |
Electric: |  |  |
Tariff-based revenues | 10,032 |  |  | 11,266 |
Surcharges (cost-recovery activities) | 258 |  |  | 54 |
Electric revenues from contracts with customers | 10,290 |  |  | 11,320 |
BRRAM under (over)-collection (alternative revenue program) | 678 |  |  | (691 | )
Total electric revenues | 10,968 |  |  | 10,629 |
Contracted services: |  |  |
Water | 14,701 |  |  | 13,355 |
Wastewater | 11,984 |  |  | 13,026 |
Contracted services revenues from contracts with customers | 26,685 |  |  | 26,381 |
Total revenues | $ | 109,077 |  |  | $ | 101,733 |
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 related entirely to ASUS, were as follows:
(dollar in thousands) |  | March 31, 2020 |  | December 31, 2019
Unbilled receivables |  | $ | 10,259 |  |  | $ | 10,467 |
Receivable from the U.S. government |  | $ | 63,619 |  |  | $ | 64,819 |
Contract assets |  | $ | 19,843 |  |  | $ | 15,631 |
Contract liabilities |  | $ | 10,675 |  |  | $ | 11,167 |

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- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109196051&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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