$GWRS
Global Water Resources, Inc. Stock $gwrs

$gwrs Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000143472822000077 Filed on March 10, 2022

Income Statement

Concept	2021 Q4	2021 Q1	2021
Revenue	$10.31M	$9.258M	$41.90M
YoY Change	5.72%	12.49%	8.47%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin	$6.504M	$5.990M	$25.45M
YoY Change	1.31%	38.66%	14.31%
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$2.500M	$2.226M	$9.490M
YoY Change	3.73%	5.35%	5.08%
% of Gross Profit
Operating Expenses	$9.004M	$8.215M	$34.94M
YoY Change	1.97%	27.7%	11.64%
Operating Profit		$1.043M	$6.979M
YoY Change		-41.96%	-4.85%
Interest Expense	-$1.242M	$1.325M	$5.201M
YoY Change	-6.62%	-0.97%	-3.27%
% of Operating Profit		127.04%	74.52%
Other Income/Expense, Net	$515.0K	-$1.305M	-$2.220M
YoY Change	171.05%	5.5%	-59.33%
Pretax Income	$577.0K	-$262.0K	$4.759M
YoY Change	-350.87%	-146.79%	153.68%
Income Tax	$231.0K	-$45.00K	$1.150M
% Of Pretax Income	40.03%		24.16%
Net Earnings	$346.0K	-$217.0K	$3.609M
YoY Change	-233.08%	-161.3%	226.61%
Net Earnings / Revenue	3.36%	-2.34%	8.61%
Basic Earnings Per Share		-$0.01	$0.16
Diluted Earnings Per Share	$15.10K	-$0.01	$0.16
COMMON SHARES
Basic Shares Outstanding	22.65M shares	22.59M shares	22.62M shares
Diluted Shares Outstanding		22.59M shares	22.90M shares

Balance Sheet

Concept	2021 Q4	2021 Q1	2021
SHORT-TERM ASSETS
Cash & Short-Term Investments	$12.64M	$18.20M	$12.64M
YoY Change	-29.79%	6.43%	-29.79%
Cash & Equivalents	$12.64M	$18.21M	$12.64M
Short-Term Investments
Other Short-Term Assets	$1.846M	$900.0K	$1.846M
YoY Change	84.6%	-10.0%	84.6%
Inventory
Prepaid Expenses
Receivables	$1.994M	$1.735M	$4.504M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$18.99M	$23.29M	$18.99M
YoY Change	-19.05%	6.04%	-19.2%
LONG-TERM ASSETS
Property, Plant & Equipment	$255.9M	$242.3M	$255.9M
YoY Change	7.11%	3.37%	7.1%
Goodwill	$5.730M	$4.600M
YoY Change	24.57%	4.55%
Intangibles	$10.34M	$11.19M
YoY Change	-7.56%	-10.9%
Long-Term Investments
YoY Change
Other Assets	$19.22M	$21.81M	$3.152M
YoY Change	-8.91%	6.92%	-40.53%
Total Long-Term Assets	$275.1M	$264.1M	$275.1M
YoY Change	5.81%	3.65%	5.84%
TOTAL ASSETS
Total Short-Term Assets	$18.99M	$23.29M	$18.99M
Total Long-Term Assets	$275.1M	$264.1M	$275.1M
Total Assets	$294.1M	$287.4M	$294.1M
YoY Change	3.75%	3.84%	3.77%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$2.120M	$533.0K	$2.120M
YoY Change	299.25%	-20.92%	324.0%
Accrued Expenses	$9.191M	$10.13M	$8.644M
YoY Change	11.26%	36.85%	12.26%
Deferred Revenue	$438.0K
YoY Change	23.03%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$3.975M	$2.000M	$3.975M
YoY Change	98.75%	1900.0%	98.75%
Total Short-Term Liabilities	$16.93M	$14.26M	$16.93M
YoY Change	36.67%	46.43%	36.55%
LONG-TERM LIABILITIES
Long-Term Debt	$108.9M	$112.6M	$108.9M
YoY Change	-3.34%	-1.75%	-3.34%
Other Long-Term Liabilities	$778.0K	$3.892M	$134.9M
YoY Change	-80.26%	107.46%	10.04%
Total Long-Term Liabilities	$247.1M	$242.5M	$243.8M
YoY Change	3.45%	4.55%	3.63%
TOTAL LIABILITIES
Total Short-Term Liabilities	$16.93M	$14.26M	$16.93M
Total Long-Term Liabilities	$247.1M	$242.5M	$243.8M
Total Liabilities	$264.0M	$256.8M	$264.0M
YoY Change	5.09%	6.24%	5.07%
SHAREHOLDERS EQUITY
Retained Earnings	$0.00	$0.00
YoY Change
Common Stock	$30.03M	$30.59M
YoY Change	-6.7%	-12.68%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$2.000K	$1.000K
YoY Change	100.0%	0.0%
Treasury Stock Shares	182.4K shares	103.1K shares
Shareholders Equity	$30.03M	$30.59M	$30.03M
YoY Change
Total Liabilities & Shareholders Equity	$294.1M	$287.4M	$294.1M
YoY Change	3.75%	3.84%	3.77%

Cashflow Statement

Concept	2021 Q4	2021 Q1	2021
OPERATING ACTIVITIES
Net Income	$346.0K	-$217.0K	$3.609M
YoY Change	-233.08%	-161.3%	226.61%
Depreciation, Depletion And Amortization	$2.500M	$2.226M	$9.490M
YoY Change	3.73%	5.35%	5.08%
Cash From Operating Activities	$5.151M	$4.801M	$20.39M
YoY Change	79.48%	51.45%	39.96%
INVESTING ACTIVITIES
Capital Expenditures	-$6.456M	$3.269M	$18.25M
YoY Change	293.66%	-7.26%	99.87%
Acquisitions
YoY Change
Other Investing Activities	-$2.064M	$0.00	$1.000K
YoY Change	588.0%	-100.0%	-88.89%
Cash From Investing Activities	-$8.520M	-$3.269M	-$20.32M
YoY Change	339.18%	-7.5%	115.2%
FINANCING ACTIVITIES
Cash Dividend Paid		$1.650M	$6.609M
YoY Change		1.29%	1.07%
Common Stock Issuance & Retirement, Net			$0.00
YoY Change			-100.0%
Debt Paid & Issued, Net		$0.00
YoY Change		-100.0%
Cash From Financing Activities	-5.272M	-$694.0K	-$7.929M
YoY Change	-52820.0%	-106.85%	-211.9%
NET CHANGE
Cash From Operating Activities	5.151M	$4.801M	$20.39M
Cash From Investing Activities	-8.520M	-$3.269M	-$20.32M
Cash From Financing Activities	-5.272M	-$694.0K	-$7.929M
Net Change In Cash	-8.641M	$838.0K	-$7.862M
YoY Change	-1019.26%	-91.42%	-164.39%
FREE CASH FLOW
Cash From Operating Activities	$5.151M	$4.801M	$20.39M
Capital Expenditures	-$6.456M	$3.269M	$18.25M
Free Cash Flow	$11.61M	$1.532M	$2.136M
YoY Change	157.36%	-531.55%	-60.7%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001434728
CY2021Q1	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#PrepaidExpenseAndOtherAssetsCurrent
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#PrepaidExpenseAndOtherAssetsCurrent
CY2021Q1	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesNoncurrent
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesNoncurrent
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#LongTermDebtAndCapitalLeaseObligations
CY2021Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#LongTermDebtAndCapitalLeaseObligationsCurrent
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	001-37756
CY2021	dei	Entity Registrant Name EntityRegistrantName	Global Water Resources, Inc.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	90-0632193
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	21410 N. 19th Avenue #220
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Phoenix,
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	AZ
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	85027
CY2021	dei	City Area Code CityAreaCode	480
CY2021	dei	Local Phone Number LocalPhoneNumber	360-7775
CY2021	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01 per share
CY2021	dei	Trading Symbol TradingSymbol	GWRS
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Land PublicUtilitiesPropertyPlantAndEquipmentLand	1159000	USD
CY2021	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2021	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2021	dei	Entity Small Business EntitySmallBusiness	true
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	false
CY2021	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Public Float EntityPublicFloat	184700000	USD
CY2022Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	22649242	shares
CY2021Q4	gwrs	Area Of Certificated Service Areas AreaOfCertificatedServiceAreas	376	sqmi
CY2021	dei	Auditor Firm AuditorFirmId	34
CY2021	dei	Auditor Name AuditorName	DELOITTE & TOUCHE LLP
CY2021	dei	Auditor Location AuditorLocation	Phoenix, Arizona
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Land PublicUtilitiesPropertyPlantAndEquipmentLand	1338000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Other Property Plant And Equipment PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment	699000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	53511000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Common PublicUtilitiesPropertyPlantAndEquipmentCommon	313700000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Common PublicUtilitiesPropertyPlantAndEquipmentCommon	297458000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Other Property Plant And Equipment PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment	697000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	40877000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	113380000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	101302000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	255866000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	238891000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	12637000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	18033000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1994000	USD
CY2021Q4	us-gaap	Assets Current AssetsCurrent	18987000	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	23455000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	5730000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2147000	USD
CY2021Q4	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	201000	USD
CY2020Q4	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	306000	USD
CY2021Q4	us-gaap	Accrued Fees And Other Revenue Receivable AccruedFeesAndOtherRevenueReceivable	2510000	USD
CY2020Q4	us-gaap	Accrued Fees And Other Revenue Receivable AccruedFeesAndOtherRevenueReceivable	2304000	USD
CY2020Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	665000	USD
CY2021Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	1645000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	4600000	USD
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CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	11185000	USD
CY2021Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	2336000	USD
CY2020Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	2036000	USD
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CY2020Q4	us-gaap	Deposits Assets Noncurrent DepositsAssetsNoncurrent	9000	USD
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	806000	USD
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CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	19221000	USD
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CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	2120000	USD
CY2020Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	531000	USD
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	9191000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	8261000	USD
CY2021Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	0	USD
CY2020Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	4000	USD
CY2021Q4	gwrs	Customer And Meter Deposits CustomerAndMeterDeposits	1646000	USD
CY2020Q4	gwrs	Customer And Meter Deposits CustomerAndMeterDeposits	1558000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	3975000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	108933000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	2035000	USD
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CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	112659000	USD
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CY2020Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	7986000	USD
CY2021Q4	gwrs	Advances In Aid Of Construction AdvancesInAidOfConstruction	84578000	USD
CY2020Q4	gwrs	Advances In Aid Of Construction AdvancesInAidOfConstruction	76384000	USD
CY2021Q4	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	21326000	USD
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CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	3269000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	3652000	USD
CY2021Q4	us-gaap	Business Combination Contingent Consideration Liability Noncurrent BusinessCombinationContingentConsiderationLiabilityNoncurrent	1773000	USD
CY2020Q4	us-gaap	Business Combination Contingent Consideration Liability Noncurrent BusinessCombinationContingentConsiderationLiabilityNoncurrent	1773000	USD
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CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	778000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	3942000	USD
CY2021Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	247113000	USD
CY2020Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	238871000	USD
CY2020Q4	us-gaap	Liabilities Liabilities	251260000	USD
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CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2020	us-gaap	Net Income Loss NetIncomeLoss	1105000	USD
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CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.05
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.05
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22619469	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22518636	shares
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22902970	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22574093	shares
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	24672000	USD
CY2020	us-gaap	Dividends Dividends	6539000	USD
CY2020	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	11519000	USD
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1000	USD
CY2020	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	0	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	1432000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	1105000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	32188000	USD
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2021	us-gaap	Dividends Dividends	6609000	USD
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	-2000	USD
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000	USD
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	838000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	3609000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	30029000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	3609000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	1105000	USD
CY2021	us-gaap	Depreciation Depreciation	9490000	USD
CY2020	us-gaap	Depreciation Depreciation	9031000	USD
CY2021	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	90000	USD
CY2021	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	2884000	USD
CY2020	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	3286000	USD
CY2021	us-gaap	Other Nonoperating Gains Losses OtherNonoperatingGainsLosses	-18000	USD
CY2020	us-gaap	Other Nonoperating Gains Losses OtherNonoperatingGainsLosses	-552000	USD
CY2020	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	134000	USD
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	86000	USD
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	140000	USD
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-307000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1275000	USD
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-82000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	641000	USD
CY2021	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	1076000	USD
CY2020	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	121000	USD
CY2021	us-gaap	Increase Decrease In Accounts Payable And Other Operating Liabilities IncreaseDecreaseInAccountsPayableAndOtherOperatingLiabilities	415000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable And Other Operating Liabilities IncreaseDecreaseInAccountsPayableAndOtherOperatingLiabilities	-176000	USD
CY2021	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	300000	USD
CY2020	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	2852000	USD
CY2020	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	321000	USD
CY2021	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	5395000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	14566000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	20386000	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	18250000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	9131000	USD
CY2021	us-gaap	Payments For Proceeds From Previous Acquisition PaymentsForProceedsFromPreviousAcquisition	2068000	USD
CY2020	us-gaap	Payments For Proceeds From Previous Acquisition PaymentsForProceedsFromPreviousAcquisition	302000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	9000	USD
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-9442000	USD
CY2021	us-gaap	Payments Of Dividends PaymentsOfDividends	6609000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-20319000	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	6539000	USD
CY2021	us-gaap	Proceeds From Advances For Construction ProceedsFromAdvancesForConstruction	3817000	USD
CY2020	us-gaap	Proceeds From Advances For Construction ProceedsFromAdvancesForConstruction	3304000	USD
CY2021	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	1007000	USD
CY2020	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	992000	USD
CY2020	gwrs	Payments Of Refunded Developer Taxes PaymentsOfRefundedDeveloperTaxes	0	USD
CY2021	gwrs	Payments Of Refunded Developer Taxes PaymentsOfRefundedDeveloperTaxes	1364000	USD
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4000	USD
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
CY2021	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	147000	USD
CY2020	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	109000	USD
CY2021	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	4000	USD
CY2020	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	624000	USD
CY2020	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	147000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	771000	USD
CY2020	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	22000	USD
CY2021	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	1917000	USD
CY2020	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	0	USD
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	11738000	USD
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2020	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	73000	USD
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	656000	USD
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	0	USD
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	46000	USD
CY2021	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	0	USD
CY2020	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	221000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-7862000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-7929000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	12210000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	21305000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	9095000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13443000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	7086000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	21305000	USD
CY2021Q4	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	12637000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13443000	USD
CY2020Q4	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	18033000	USD
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	806000	USD
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	3272000	USD
CY2021Q4	gwrs	Deferred Tax Assets Taxable Meter Deposits DeferredTaxAssetsTaxableMeterDeposits	19000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	21305000	USD
CY2021Q4	gwrs	Number Of Water And Waste Water Utilities Owned NumberOfWaterAndWasteWaterUtilitiesOwned	25	utility
CY2021Q4	gwrs	Number Of People Served NumberOfPeopleServed	74048000	people
CY2021Q4	gwrs	Number Of Homes Served NumberOfHomesServed	27630000	home
CY2021Q4	gwrs	Number Of Homes Served NumberOfHomesServed	27630000	home
CY2021Q4	gwrs	Number Of Homes Served NumberOfHomesServed	27630000	home
CY2021Q4	gwrs	Area Of Certificated Service Areas AreaOfCertificatedServiceAreas	376	sqmi
CY2021	us-gaap	Revenues Revenues	41900000	USD
CY2004Q4	gwrs	Number Of Water Service Connections NumberOfWaterServiceConnections	8113	service_connection
CY2021Q4	gwrs	Number Of Wholly Owned Subsidiaries Serviced NumberOfWhollyOwnedSubsidiariesServiced	22	subsidiary
CY2007	us-gaap	Revenues Revenues	4900000	USD
CY2021Q4	gwrs	Number Of Water Service Connections To Serve NumberOfWaterServiceConnectionsToServe	2000000000000	service_connection
CY2021Q4	gwrs	Number Of Water Service Connections NumberOfWaterServiceConnections	54182	service_connection
CY2021	gwrs	Growth Premiums Received GrowthPremiumsReceived	1400000	USD
CY2020	gwrs	Growth Premiums Received GrowthPremiumsReceived	200000	USD
CY2021	gwrs	Growth Premiums Received Lump Sum GrowthPremiumsReceivedLumpSum	400000	USD
CY2021Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	2300000	USD
CY2020Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	2000000	USD
CY2021	gwrs	Carrying Cost On Regulatory Liabilities And Assets CarryingCostOnRegulatoryLiabilitiesAndAssets	0.0425
CY2020Q3	gwrs	Number Of Regulated Utilities That Filed A Rate Case Application NumberOfRegulatedUtilitiesThatFiledARateCaseApplication	12	utility
CY2020Q3	gwrs	Number Of Regulated Utilities NumberOfRegulatedUtilities	18	utility
CY2020Q3	gwrs	Proposed Collective Revenue Requirement Increase ProposedCollectiveRevenueRequirementIncrease	4600000	USD
CY2021Q3	gwrs	Proposed Collective Revenue Requirement Increase ProposedCollectiveRevenueRequirementIncrease	3000000	USD
CY2020Q1	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	870000	shares
CY2020Q1	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	12.50
CY2020Q1	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	10900000	USD
CY2020Q1	us-gaap	Option Indexed To Issuers Equity Indexed Shares OptionIndexedToIssuersEquityIndexedShares	130000	shares
CY2020Q1	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	12.50
CY2020Q1	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	1600000	USD
CY2020Q1	us-gaap	Sale Of Stock Consideration Received Per Transaction SaleOfStockConsiderationReceivedPerTransaction	12500000	USD
CY2020Q1	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	11500000	USD
CY2020Q1	gwrs	Sale Of Stock Underwriting Discount Commissions And Offering Expense SaleOfStockUnderwritingDiscountCommissionsAndOfferingExpense	1000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2021	gwrs	Infrastructure Coordination And Financing Agreements Receipts Percentage Of Hook Up Fee Liability InfrastructureCoordinationAndFinancingAgreementsReceiptsPercentageOfHookUpFeeLiability	0.70
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	806000	USD
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	3272000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2021Q4	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	520481	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber	151500	shares
CY2020Q4	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	625913	shares
CY2020	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	100000	USD
CY2021	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	100000	USD
CY2020Q4	gwrs	Advances In Aid Of Construction Transferred To Contributions In Aid Of Construction AdvancesInAidOfConstructionTransferredToContributionsInAidOfConstruction	100000	USD
CY2021Q4	gwrs	Refundable Advances In Aid Of Construction RefundableAdvancesInAidOfConstruction	84600000	USD
CY2020Q4	us-gaap	Debt Issuance Costs Line Of Credit Arrangements Net DebtIssuanceCostsLineOfCreditArrangementsNet	46000	USD
CY2020Q4	gwrs	Refundable Advances In Aid Of Construction RefundableAdvancesInAidOfConstruction	76400000	USD
CY2012Q3	gwrs	Number Of Utilities To Adjust Revenue Requirement NumberOfUtilitiesToAdjustRevenueRequirement	7	utility
CY2012Q3	us-gaap	Public Utilities Requested Rate Increase Decrease Percentage PublicUtilitiesRequestedRateIncreaseDecreasePercentage	0.28
CY2021	us-gaap	Public Utilities Approved Rate Increase Decrease Amount PublicUtilitiesApprovedRateIncreaseDecreaseAmount	3600000	USD
CY2021Q4	gwrs	Collective Revenue Requirement Phase In Year One CollectiveRevenueRequirementPhaseInYearOne	1083000	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	113083000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	341000	USD
CY2021Q4	gwrs	Cumulative Revenue Requirement Increase In First Year CumulativeRevenueRequirementIncreaseInFirstYear	1083000	USD
CY2021Q4	gwrs	Collective Revenue Requirement Phase In Year Two CollectiveRevenueRequirementPhaseInYearTwo	887000	USD
CY2021Q4	gwrs	Cumulative Revenue Requirement Increase In Second Year CumulativeRevenueRequirementIncreaseInSecondYear	1970000	USD
CY2021Q4	gwrs	Collective Revenue Requirement Phase In Year Three CollectiveRevenueRequirementPhaseInYearThree	335000	USD
CY2021Q4	gwrs	Cumulative Revenue Requirement Increase In Third Year CumulativeRevenueRequirementIncreaseInThirdYear	2305000	USD
CY2021Q4	gwrs	Collective Revenue Requirement Phase In Year Four CollectiveRevenueRequirementPhaseInYearFour	335000	USD
CY2021Q4	gwrs	Cumulative Revenue Requirement Increase In Fourth Year CumulativeRevenueRequirementIncreaseInFourthYear	2640000	USD
CY2021Q4	gwrs	Collective Revenue Requirement Phase In Year Five CollectiveRevenueRequirementPhaseInYearFive	335000	USD
CY2021Q4	gwrs	Cumulative Revenue Requirement Increase In Fifth Year CumulativeRevenueRequirementIncreaseInFifthYear	2975000	USD
CY2021Q4	gwrs	Collective Revenue Requirement Phase In Year Six CollectiveRevenueRequirementPhaseInYearSix	335000	USD
CY2021Q4	gwrs	Cumulative Revenue Requirement Increase In Sixth Year CumulativeRevenueRequirementIncreaseInSixthYear	3310000	USD
CY2021Q4	gwrs	Collective Revenue Requirement Phase In Year Seven CollectiveRevenueRequirementPhaseInYearSeven	335000	USD
CY2021Q4	gwrs	Cumulative Revenue Requirement Increase In Seventh Year CumulativeRevenueRequirementIncreaseInSeventhYear	3645000	USD
CY2021	us-gaap	Public Utilities Approved Return On Equity Percentage PublicUtilitiesApprovedReturnOnEquityPercentage	0.095
CY2020Q3	gwrs	Number Of Regulated Utilities That Filed A Rate Case Application NumberOfRegulatedUtilitiesThatFiledARateCaseApplication	12	utility
CY2020Q3	gwrs	Number Of Regulated Utilities NumberOfRegulatedUtilities	18	utility
CY2021	gwrs	Infrastructure Coordination And Financing Agreements Receipts Percentage Of Hook Up Fee Liability InfrastructureCoordinationAndFinancingAgreementsReceiptsPercentageOfHookUpFeeLiability	0.70
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	3833000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	142000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	3833000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	106000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	3833000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	59000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	3833000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	34000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	3833000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	0	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	93918000	USD
CY2021	gwrs	Infrastructure Coordination And Financing Agreements Receipts Percentage Of Deferred Revenue InfrastructureCoordinationAndFinancingAgreementsReceiptsPercentageOfDeferredRevenue	0.30
CY2021	gwrs	Infrastructure Coordination And Financing Agreements Receipts Percentage Of Deferred Revenue InfrastructureCoordinationAndFinancingAgreementsReceiptsPercentageOfDeferredRevenue	0.30
CY2021	gwrs	Percentage Of Regulatory Liability Non Current PercentageOfRegulatoryLiabilityNonCurrent	0.70
CY2014Q1	gwrs	Infrastructure Coordination And Financing Agreements Receipts Percentage Of Deferred Revenue InfrastructureCoordinationAndFinancingAgreementsReceiptsPercentageOfDeferredRevenue	0.30
CY2014	gwrs	Portion Of Future Icfa Funds PortionOfFutureICFAFunds	0.30
CY2014	gwrs	Percentage Reversal Of Regulatory Liability PercentageReversalOfRegulatoryLiability	0.30
CY2014	gwrs	Reversal Of Regulatory Liability ReversalOfRegulatoryLiability	3400000	USD
CY2021	gwrs	Infrastructure Coordination And Financing Agreements Receipts Percentage Of Hook Up Fee Liability InfrastructureCoordinationAndFinancingAgreementsReceiptsPercentageOfHookUpFeeLiability	0.70
CY2021Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	7400000	USD
CY2021	us-gaap	Revenue Performance Obligation Description Of Payment Terms RevenuePerformanceObligationDescriptionOfPaymentTerms	within 15 days of billing
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	41914000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	38627000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	2126000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	2352000	USD
CY2021Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	19035000	USD
CY2020Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	17843000	USD
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	19797000	USD
CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	18580000	USD
CY2021Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	19000000	USD
CY2020Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	17800000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Discount Rate LesseeOperatingLeaseDiscountRate	0.05
CY2021Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	189000	USD
CY2021Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	210000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	81288	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	102143	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	313700000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	297458000	USD
CY2021Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	2126000	USD
CY2020Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	2352000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	132000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	205000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1994000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2147000	USD
CY2020Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	205000	USD
CY2021	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	27000	USD
CY2021	us-gaap	Valuation Allowances And Reserves Charged To Other Accounts ValuationAllowancesAndReservesChargedToOtherAccounts	10000	USD
CY2021	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	110000	USD
CY2021Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	132000	USD
CY2019Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	87000	USD
CY2020	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	169000	USD
CY2020	us-gaap	Valuation Allowances And Reserves Charged To Other Accounts ValuationAllowancesAndReservesChargedToOtherAccounts	7000	USD
CY2020	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	58000	USD
CY2020Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	205000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	5700000	USD
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	320000	USD
CY2021Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	1743000	USD
CY2021Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	1743000	USD
CY2020Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	1741000	USD
CY2020Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	1741000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	25385000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	16789000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	8596000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	25384000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	15940000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	9444000	USD
CY2021Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	27128000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	16789000	USD
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	10339000	USD
CY2020Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	27125000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	15940000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	11185000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	800000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1400000	USD
CY2021	gwrs	Employee Medical Claims Paid EmployeeMedicalClaimsPaid	1800000	USD
CY2020	gwrs	Employee Medical Claims Paid EmployeeMedicalClaimsPaid	900000	USD
CY2021Q4	us-gaap	Deferred Compensation Liability Current DeferredCompensationLiabilityCurrent	1211000	USD
CY2020Q4	us-gaap	Deferred Compensation Liability Current DeferredCompensationLiabilityCurrent	1399000	USD
CY2021Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1238000	USD
CY2020Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1191000	USD
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	492000	USD
CY2020Q4	us-gaap	Interest Payable Current InterestPayableCurrent	472000	USD
CY2021Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	547000	USD
CY2020Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	550000	USD
CY2021Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	697000	USD
CY2020Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	697000	USD
CY2021Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	478000	USD
CY2020Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	569000	USD
CY2021Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	438000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	356000	USD
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	4090000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	3027000	USD
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	9191000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	8261000	USD
CY2021Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	125650000	USD
CY2020Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	127724000	USD
CY2021Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	21000	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	113083000	USD
CY2021Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	0	USD
CY2021Q4	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	838000	USD
CY2020Q4	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	838000	USD
CY2021Q4	us-gaap	Fair Value Net Asset Liability FairValueNetAssetLiability	127429000	USD
CY2020Q4	us-gaap	Fair Value Net Asset Liability FairValueNetAssetLiability	133969000	USD
CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	142000	USD
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	199000	USD
CY2020Q4	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	115000	USD
CY2020Q4	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	136000	USD
CY2021Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	0	USD
CY2020Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	0	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	3975000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	108933000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	2035000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	112659000	USD
CY2021Q4	us-gaap	Debt Issuance Costs Line Of Credit Arrangements Net DebtIssuanceCostsLineOfCreditArrangementsNet	17191	USD
CY2020Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	0	USD
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1142000	USD
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	257000	USD
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1399000	USD
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-215000	USD
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-34000	USD
CY2021	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	-249000	USD
CY2021	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	927000	USD
CY2021	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	223000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1150000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1710000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	270000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1980000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-1086000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-123000	USD
CY2020	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	-1209000	USD
CY2020Q4	gwrs	Deferred Tax Assets Taxable Meter Deposits DeferredTaxAssetsTaxableMeterDeposits	22000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	224000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	224000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	4734000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	4438000	USD
CY2021Q4	gwrs	Deferred Tax Asset Aiac DeferredTaxAssetAIAC	3899000	USD
CY2020Q4	gwrs	Deferred Tax Asset Aiac DeferredTaxAssetAIAC	3706000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1231000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1311000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	10107000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	9701000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	10107000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	9701000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Regulatory Assets DeferredTaxLiabilitiesRegulatoryAssets	257000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Regulatory Assets DeferredTaxLiabilitiesRegulatoryAssets	272000	USD
CY2021Q4	gwrs	Deferred Tax Liabilities Intangible Asset Acquisition DeferredTaxLiabilitiesIntangibleAssetAcquisition	381000	USD
CY2020Q4	gwrs	Deferred Tax Liabilities Intangible Asset Acquisition DeferredTaxLiabilitiesIntangibleAssetAcquisition	381000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	641000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	705000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	10962000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	11127000	USD
CY2021Q4	gwrs	Deferred Tax Liabilities Gain On Condemnation Of Subsidiaries DeferredTaxLiabilitiesGainOnCondemnationOfSubsidiaries	222000	USD
CY2020Q4	gwrs	Deferred Tax Liabilities Gain On Condemnation Of Subsidiaries DeferredTaxLiabilitiesGainOnCondemnationOfSubsidiaries	-8000	USD
CY2021Q4	us-gaap	Other Liabilities OtherLiabilities	913000	USD
CY2020Q4	us-gaap	Other Liabilities OtherLiabilities	877000	USD
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	13376000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	13354000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	3269000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	3653000	USD
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.242
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.411
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	633000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	10.12
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P8Y4M24D
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	1915100	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	193000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	9.40
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P9Y7M6D
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	725400	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	5000	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	9.83
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	2000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	10.85
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	626000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	10.12
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P7Y3M18D
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	2683600	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	348000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	9.72
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P7Y
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	1629700	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	87000	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	9.95
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	18000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	11.17
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	520000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	10.12
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y7M6D
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	3635400	USD
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	420000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	9.84
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P6Y2M12D
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	3050900	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	5226000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	5224000	USD
CY2021	us-gaap	Payments For Other Taxes PaymentsForOtherTaxes	1613000	USD
CY2020	us-gaap	Payments For Other Taxes PaymentsForOtherTaxes	240000	USD
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	0	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	586000	USD

Files In Submission

Name	View Source	Status
0001434728-22-000077-index-headers.html	Edgar Link	pending
0001434728-22-000077-index.html	Edgar Link	pending
0001434728-22-000077.txt	Edgar Link	pending
0001434728-22-000077-xbrl.zip	Edgar Link	pending
a2021employmentagreement_j.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
gwrs-20211231.htm	Edgar Link	pending
gwrs-20211231.xsd	Edgar Link	pending
gwrs-20211231_cal.xml	Edgar Link	unprocessable
gwrs-20211231_def.xml	Edgar Link	unprocessable
gwrs-20211231_g1.jpg	Edgar Link	pending
gwrs-20211231_g2.jpg	Edgar Link	pending
gwrs-20211231_htm.xml	Edgar Link	completed
gwrs-20211231_lab.xml	Edgar Link	unprocessable
gwrs-20211231_pre.xml	Edgar Link	unprocessable
gwrsq42021ex211.htm	Edgar Link	pending
gwrsq42021ex231.htm	Edgar Link	pending
gwrsq42021ex311.htm	Edgar Link	pending
gwrsq42021ex312.htm	Edgar Link	pending
gwrsq42021ex321.htm	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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R11.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$GWRS
Global Water Resources, Inc. Stock $gwrs

2021 Q4 Form 10-K Financial Statement

#000143472822000077 Filed on March 10, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GWRS Global Water Resources, Inc. Stock $gwrs

2021 Q4 Form 10-K Financial Statement

#000143472822000077 Filed on March 10, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GWRS
Global Water Resources, Inc. Stock $gwrs