$MSEX
MIDDLESEX WATER CO Stock $msex

$msex Overview Financials Valuation SEC Filings Company Website

2014 Form 10-K Financial Statement

#000117494715000337 Filed on March 05, 2015

Income Statement

Concept	2014	2013 Q4	2013 Q3
Revenue	$117.1M	$27.42M	$31.29M
YoY Change	2.0%	1.26%	-3.29%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$12.19M	$3.030M	$3.120M
YoY Change	2.81%	5.21%	9.09%
% of Gross Profit
Operating Expenses	$82.75M	$20.76M	$21.02M
YoY Change	-1.35%	-2.81%	-2.3%
Operating Profit	$34.39M	$6.664M	$10.27M
YoY Change	11.05%
Interest Expense	$5.607M	-$1.570M	$1.541M
YoY Change	-3.44%	-11.8%	-185.14%
% of Operating Profit	16.3%	-23.56%	15.0%
Other Income/Expense, Net	-$403.0K	-$250.0K	$130.0K
YoY Change	-542.86%	-219.05%	-38.1%
Pretax Income	$28.38M	$4.850M	$8.859M
YoY Change	12.39%	17.15%	-4.23%
Income Tax	$9.937M	$1.680M	$3.052M
% Of Pretax Income	35.01%	34.64%	34.45%
Net Earnings	$18.45M	$3.168M	$5.807M
YoY Change	10.89%	16.04%	-5.42%
Net Earnings / Revenue	15.75%	11.55%	18.56%
Basic Earnings Per Share	$1.14	$0.20	$0.36
Diluted Earnings Per Share	$1.13	$0.19	$0.36
COMMON SHARES
Basic Shares Outstanding	16.05M shares		15.88M shares
Diluted Shares Outstanding	16.23M shares		16.12M shares

Balance Sheet

Concept	2014	2013 Q4	2013 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$2.700M	$4.800M	$2.900M
YoY Change	-43.75%	60.0%	61.11%
Cash & Equivalents	$2.700M	$4.834M	$2.937M
Short-Term Investments
Other Short-Term Assets	$7.900M	$7.400M	$9.700M
YoY Change	6.76%	-5.13%	5.43%
Inventory	$2.300M	$2.000M	$2.000M
Prepaid Expenses		$1.728M
Receivables	$10.00M	$11.64M	$12.70M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$22.90M	$25.84M	$27.30M
YoY Change	-11.24%	5.03%	6.64%
LONG-TERM ASSETS
Property, Plant & Equipment	$474.6M	$456.0M	$454.1M
YoY Change	4.08%	2.61%	2.51%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$75.00M	$727.0K	$71.70M
YoY Change	63.76%	-99.22%	-9.81%
Total Long-Term Assets	$552.9M	$58.02M	$525.8M
YoY Change	9.59%	-89.2%	0.63%
TOTAL ASSETS
Total Short-Term Assets	$22.90M	$25.84M	$27.30M
Total Long-Term Assets	$552.9M	$58.02M	$525.8M
Total Assets	$575.8M	$530.3M	$553.1M
YoY Change	8.58%	-5.58%	0.91%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$6.400M	$6.328M	$4.400M
YoY Change	1.59%	66.53%	4.76%
Accrued Expenses	$1.100M	$1.200M	$400.0K
YoY Change	-8.33%	20.0%	-69.23%
Deferred Revenue
YoY Change
Short-Term Debt	$19.00M	$28.50M	$30.50M
YoY Change	-33.33%	1.79%	9.71%
Long-Term Debt Due	$5.900M	$5.386M	$5.400M
YoY Change	9.26%	-51.48%	5.88%
Total Short-Term Liabilities	$43.90M	$52.68M	$52.30M
YoY Change	-16.7%	-5.76%	4.81%
LONG-TERM LIABILITIES
Long-Term Debt	$136.0M	$129.8M	$130.6M
YoY Change	4.78%	-1.29%	-1.36%
Other Long-Term Liabilities	$147.9M	$1.348M	$135.9M
YoY Change	27.39%	-99.08%	-2.86%
Total Long-Term Liabilities	$283.9M	$94.26M	$266.5M
YoY Change	15.45%	-66.09%	-2.13%
TOTAL LIABILITIES
Total Short-Term Liabilities	$43.90M	$52.68M	$52.30M
Total Long-Term Liabilities	$283.9M	$94.26M	$266.5M
Total Liabilities	$376.0M	$146.9M	$362.1M
YoY Change	11.01%	-60.99%	-0.33%
SHAREHOLDERS EQUITY
Retained Earnings		$42.56M
YoY Change
Common Stock		$146.2M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$199.7M	$321.4M	$191.0M
YoY Change
Total Liabilities & Shareholders Equity	$575.8M	$530.3M	$553.1M
YoY Change	8.58%	-5.58%	0.91%

Cashflow Statement

Concept	2014	2013 Q4	2013 Q3
OPERATING ACTIVITIES
Net Income	$18.45M	$3.168M	$5.807M
YoY Change	10.89%	16.04%	-5.42%
Depreciation, Depletion And Amortization	$12.19M	$3.030M	$3.120M
YoY Change	2.81%	5.21%	9.09%
Cash From Operating Activities	$32.57M	$12.64M	$4.970M
YoY Change	-3.67%	50.66%	-7.45%
INVESTING ACTIVITIES
Capital Expenditures	-$22.60M	-$5.490M	-$4.370M
YoY Change	12.55%	48.78%	-17.86%
Acquisitions
YoY Change
Other Investing Activities	$760.0K	$240.0K	$2.070M
YoY Change	-157.14%	-77.14%	60.47%
Cash From Investing Activities	-$21.84M	-$5.260M	-$2.290M
YoY Change	2.01%	100.0%	-43.18%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$1.493M
YoY Change	9.14%
Debt Paid & Issued, Net	$5.481M
YoY Change	-51.19%
Cash From Financing Activities	-12.89M	-5.480M	-2.730M
YoY Change	21.83%	20.97%	20.26%
NET CHANGE
Cash From Operating Activities	32.57M	12.64M	4.970M
Cash From Investing Activities	-21.84M	-5.260M	-2.290M
Cash From Financing Activities	-12.89M	-5.480M	-2.730M
Net Change In Cash	-2.160M	1.900M	-50.00K
YoY Change	-218.68%	54.47%	-94.62%
FREE CASH FLOW
Cash From Operating Activities	$32.57M	$12.64M	$4.970M
Capital Expenditures	-$22.60M	-$5.490M	-$4.370M
Free Cash Flow	$55.17M	$18.13M	$9.340M
YoY Change	2.38%	50.08%	-12.63%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2014Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	335766000	USD
CY2013Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	321429000	USD
CY2014Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	66216000	USD
CY2013Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	34386000	USD
CY2014Q4	msex	Operations Contracts Developer And Other Receivables OperationsContractsDeveloperAndOtherReceivables	3313000	USD
CY2013Q4	msex	Operations Contracts Developer And Other Receivables OperationsContractsDeveloperAndOtherReceivables	2744000	USD
CY2013Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	2473000	USD
CY2013Q4	msex	Non Utility Assets Net NonUtilityAssetsNet	9440000	USD
CY2013Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	727000	USD
CY2013Q4	msex	Deferred Charges And Other Assets DeferredChargesAndOtherAssets	58024000	USD
CY2013Q4	us-gaap	Assets Assets	530341000	USD
CY2013Q4	us-gaap	Common Stock Value CommonStockValue	146185000	USD
CY2013Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	42560000	USD
CY2014Q2	msex	Entity Closing Market Price Per Share EntityClosingMarketPricePerShare	20.81	shares
CY2014Q4	us-gaap	Public Utilities Property Plant And Equipment Generation Or Processing PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing	138242000	USD
CY2013Q4	us-gaap	Public Utilities Property Plant And Equipment Generation Or Processing PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing	132834000	USD
CY2013Q4	us-gaap	Public Utilities Property Plant And Equipment Transmission And Distribution PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution	359931000	USD
CY2013Q4	us-gaap	Public Utilities Property Plant And Equipment Other Property Plant And Equipment PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment	55670000	USD
CY2013Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	8410000	USD
CY2013Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	556845000	USD
CY2013Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	110366000	USD
CY2013Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	446479000	USD
CY2013Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	4834000	USD
CY2013Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	11640000	USD
CY2013Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	5652000	USD
CY2013Q4	us-gaap	Public Utilities Inventory PublicUtilitiesInventory	1984000	USD
CY2013Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1728000	USD
CY2013Q4	us-gaap	Assets Current AssetsCurrent	25838000	USD
CY2013Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	3526000	USD
CY2013Q4	us-gaap	Survey Charges Amount SurveyChargesAmount	4728000	USD
CY2014Q4	msex	Total Common Equity TotalCommonEquity	197291000	USD
CY2013Q4	msex	Total Common Equity TotalCommonEquity	188745000	USD
CY2014Q4	us-gaap	Preferred Stock Value PreferredStockValue	2436000	USD
CY2013Q4	us-gaap	Preferred Stock Value PreferredStockValue	2886000	USD
CY2014Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	136039000	USD
CY2013Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	129798000	USD
CY2014Q4	us-gaap	Public Utilities Property Plant And Equipment Transmission And Distribution PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution	378154000	USD
CY2014Q4	us-gaap	Public Utilities Property Plant And Equipment Other Property Plant And Equipment PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment	58851000	USD
CY2014Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	8145000	USD
CY2014Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	583392000	USD
CY2014Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	117986000	USD
CY2014Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	465406000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2673000	USD
CY2014Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	10012000	USD
CY2014Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	5937000	USD
CY2014Q4	us-gaap	Public Utilities Inventory PublicUtilitiesInventory	2253000	USD
CY2014Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1989000	USD
CY2014Q4	us-gaap	Assets Current AssetsCurrent	22864000	USD
CY2014Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	3474000	USD
CY2014Q4	us-gaap	Survey Charges Amount SurveyChargesAmount	2211000	USD
CY2013Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	837000	USD
CY2013Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	2394000	USD
CY2013Q4	us-gaap	Liabilities Current LiabilitiesCurrent	52678000	USD
CY2014	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-21839000	USD
CY2014Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	2573000	USD
CY2014Q4	msex	Non Utility Assets Net NonUtilityAssetsNet	9197000	USD
CY2014Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	518000	USD
CY2014Q4	msex	Deferred Charges And Other Assets DeferredChargesAndOtherAssets	87502000	USD
CY2014Q4	us-gaap	Assets Assets	575772000	USD
CY2014Q4	us-gaap	Common Stock Value CommonStockValue	148668000	USD
CY2014Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	48623000	USD
CY2014Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	5910000	USD
CY2014Q4	us-gaap	Notes Payable Current NotesPayableCurrent	19000000	USD
CY2014Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	6354000	USD
CY2014Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	8948000	USD
CY2014Q4	us-gaap	Interest Payable Current InterestPayableCurrent	1134000	USD
CY2014Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	839000	USD
CY2014Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1687000	USD
CY2014Q4	us-gaap	Liabilities Current LiabilitiesCurrent	43872000	USD
CY2014Q4	us-gaap	Customer Advances For Construction CustomerAdvancesForConstruction	21978000	USD
CY2014Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	910000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	47306000	USD
CY2014Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	45135000	USD
CY2014Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	10273000	USD
CY2014Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1277000	USD
CY2014Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	126879000	USD
CY2013	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8621000	USD
CY2014Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	575772000	USD
CY2014Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2014	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	117139000	USD
CY2013	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	114846000	USD
CY2014	msex	Operations And Maintenance OperationsAndMaintenance	59129000	USD
CY2013	msex	Operations And Maintenance OperationsAndMaintenance	60748000	USD
CY2014	us-gaap	Cost Of Goods Sold Depreciation And Amortization CostOfGoodsSoldDepreciationAndAmortization	11444000	USD
CY2013	us-gaap	Cost Of Goods Sold Depreciation And Amortization CostOfGoodsSoldDepreciationAndAmortization	10988000	USD
CY2013	us-gaap	Taxes Other TaxesOther	12140000	USD
CY2014	us-gaap	Operating Expenses OperatingExpenses	82747000	USD
CY2013	us-gaap	Operating Expenses OperatingExpenses	83876000	USD
CY2014	us-gaap	Operating Income Loss OperatingIncomeLoss	34392000	USD
CY2013	us-gaap	Operating Income Loss OperatingIncomeLoss	30970000	USD
CY2014	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	317000	USD
CY2013	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	314000	USD
CY2014	us-gaap	Other Income OtherIncome	281000	USD
CY2013	us-gaap	Other Income OtherIncome	183000	USD
CY2014	us-gaap	Other Expenses OtherExpenses	1001000	USD
CY2013	us-gaap	Other Expenses OtherExpenses	406000	USD
CY2014	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-403000	USD
CY2013	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	91000	USD
CY2014	us-gaap	Interest Expense InterestExpense	5607000	USD
CY2014	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	28382000	USD
CY2013	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	25254000	USD
CY2014	us-gaap	Net Income Loss NetIncomeLoss	18445000	USD
CY2013	us-gaap	Net Income Loss NetIncomeLoss	16633000	USD
CY2014	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	151000	USD
CY2013	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	190000	USD
CY2014	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	18294000	USD
CY2013	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16443000	USD
CY2014	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2013	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	11230000	USD
CY2012	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	56725000	USD
CY2014	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	12246000	USD
CY2013	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	4045000	USD
CY2014	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-9450000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-22314000	USD
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.90
CY2014	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16052000	shares
CY2013	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15868000	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	15733000	shares
CY2014	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16226000	shares
CY2013	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16110000	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	15995000	shares
CY2014	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.763
CY2013	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.753
CY2012	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.743
CY2014	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	12191000	USD
CY2013	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	11858000	USD
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	11232000	USD
CY2014	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3130000	USD
CY2013	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2915000	USD
CY2012	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3959000	USD
CY2014	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	207000	USD
CY2013	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	201000	USD
CY2012	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	309000	USD
CY2014	us-gaap	Increase Decrease In Raw Materials Packaging Materials And Supplies Inventories IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories	269000	USD
CY2013	us-gaap	Increase Decrease In Raw Materials Packaging Materials And Supplies Inventories IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories	581000	USD
CY2012	us-gaap	Increase Decrease In Raw Materials Packaging Materials And Supplies Inventories IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories	-620000	USD
CY2014	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	261000	USD
CY2013	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	-527000	USD
CY2012	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	633000	USD
CY2014	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	26000	USD
CY2013	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	2520000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-1898000	USD
CY2014	us-gaap	Increase Decrease In Accrued Taxes Payable IncreaseDecreaseInAccruedTaxesPayable	816000	USD
CY2013	us-gaap	Increase Decrease In Accrued Taxes Payable IncreaseDecreaseInAccruedTaxesPayable	-1134000	USD
CY2012	us-gaap	Increase Decrease In Accrued Taxes Payable IncreaseDecreaseInAccruedTaxesPayable	1419000	USD
CY2014	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-17000	USD
CY2013	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	196000	USD
CY2012	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-673000	USD
CY2014	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-3243000	USD
CY2013	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-1140000	USD
CY2012	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	270000	USD
CY2014	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	2000	USD
CY2013	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	81000	USD
CY2012	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	22000	USD
CY2014	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	138000	USD
CY2013	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-832000	USD
CY2014	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	32571000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	29572000	USD
CY2014	us-gaap	Allowance For Funds Used During Construction Investing Activities AllowanceForFundsUsedDuringConstructionInvestingActivities	110000	USD
CY2013	us-gaap	Allowance For Funds Used During Construction Investing Activities AllowanceForFundsUsedDuringConstructionInvestingActivities	113000	USD
CY2012	us-gaap	Allowance For Funds Used During Construction Investing Activities AllowanceForFundsUsedDuringConstructionInvestingActivities	175000	USD
CY2012	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	1035000	USD
CY2014	us-gaap	Payments To Acquire Water And Waste Water Systems PaymentsToAcquireWaterAndWasteWaterSystems	22596000	USD
CY2013	us-gaap	Payments To Acquire Water And Waste Water Systems PaymentsToAcquireWaterAndWasteWaterSystems	20080000	USD
CY2012	us-gaap	Payments To Acquire Water And Waste Water Systems PaymentsToAcquireWaterAndWasteWaterSystems	21578000	USD
CY2014	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	100000	USD
CY2013	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-323000	USD
CY2012	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-464000	USD
CY2014	msex	Distributions From Investment In Joint Venture DistributionsFromInvestmentInJointVenture	857000	USD
CY2013	msex	Distributions From Investment In Joint Venture DistributionsFromInvestmentInJointVenture	-1655000	USD
CY2012	msex	Distributions From Investment In Joint Venture DistributionsFromInvestmentInJointVenture	-1200000	USD
CY2013	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-21412000	USD
CY2014	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	5481000	USD
CY2012	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	60350000	USD
CY2013	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	500000	USD
CY2012	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	3700000	USD
CY2013	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	57000	USD
CY2012	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1160000	USD
CY2014	us-gaap	Interest Paid Net InterestPaidNet	5745000	USD
CY2014	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	110000	USD
CY2014	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	5903000	USD
CY2013Q4	us-gaap	Long Term Debt LongTermDebt	133112000	USD
CY2013Q4	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	2072000	USD
CY2012	us-gaap	Net Income Loss NetIncomeLoss	14396000	USD
CY2012	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	206000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	14190000	USD
CY2013Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	5386000	USD
CY2013Q4	us-gaap	Notes Payable Current NotesPayableCurrent	28450000	USD
CY2013Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	6328000	USD
CY2013Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	8132000	USD
CY2013Q4	us-gaap	Interest Payable Current InterestPayableCurrent	1151000	USD
CY2013Q4	us-gaap	Customer Advances For Construction CustomerAdvancesForConstruction	21837000	USD
CY2013Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	989000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	39110000	USD
CY2013Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	21335000	USD
CY2013Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	9639000	USD
CY2013Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1348000	USD
CY2013Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	94258000	USD
CY2014Q4	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	69255000	USD
CY2013Q4	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	61976000	USD
CY2013Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	530341000	USD
CY2013Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	110379000	USD
CY2012	msex	Operations And Maintenance OperationsAndMaintenance	60458000	USD
CY2012	us-gaap	Cost Of Goods Sold Depreciation And Amortization CostOfGoodsSoldDepreciationAndAmortization	10409000	USD
CY2014	us-gaap	Taxes Other TaxesOther	12174000	USD
CY2012	us-gaap	Taxes Other TaxesOther	11865000	USD
CY2012	us-gaap	Operating Expenses OperatingExpenses	82732000	USD
CY2012	us-gaap	Operating Income Loss OperatingIncomeLoss	27647000	USD
CY2012	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	484000	USD
CY2012	us-gaap	Other Income OtherIncome	517000	USD
CY2012	us-gaap	Other Expenses OtherExpenses	144000	USD
CY2012	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	857000	USD
CY2013	us-gaap	Interest Expense InterestExpense	5807000	USD
CY2012	us-gaap	Interest Expense InterestExpense	6725000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	21779000	USD
CY2014	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9937000	USD
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7383000	USD
CY2013	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.04
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.90
CY2013	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.03
CY2014	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	108000	USD
CY2013	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	226000	USD
CY2012	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	151000	USD
CY2014	us-gaap	Share Based Compensation ShareBasedCompensation	539000	USD
CY2013	us-gaap	Share Based Compensation ShareBasedCompensation	493000	USD
CY2012	us-gaap	Share Based Compensation ShareBasedCompensation	553000	USD
CY2014	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-1950000	USD
CY2013	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-1201000	USD
CY2012	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-2441000	USD
CY2014	us-gaap	Increase Decrease In Unbilled Receivables IncreaseDecreaseInUnbilledReceivables	285000	USD
CY2013	us-gaap	Increase Decrease In Unbilled Receivables IncreaseDecreaseInUnbilledReceivables	169000	USD
CY2012	us-gaap	Increase Decrease In Unbilled Receivables IncreaseDecreaseInUnbilledReceivables	641000	USD
CY2013	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	33805000	USD
CY2014	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	141000	USD
CY2014	msex	Premium On Longterm Debt PremiumOnLongtermDebt		USD
CY2013	msex	Premium On Longterm Debt PremiumOnLongtermDebt		USD
CY2012	msex	Premium On Longterm Debt PremiumOnLongtermDebt	2236000	USD
CY2014	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities		USD
CY2014	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	1493000	USD
CY2014	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	12231000	USD
CY2013	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	11943000	USD
CY2012	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	11679000	USD
CY2013	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities	6070000	USD
CY2012	us-gaap	Proceeds From Repayments Of Restricted Cash Financing Activities ProceedsFromRepaymentsOfRestrictedCashFinancingActivities	-6223000	USD
CY2014	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1493000	USD
CY2013	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1368000	USD
CY2012	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1587000	USD
CY2014	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	151000	USD
CY2013	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	190000	USD
CY2012	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	206000	USD
CY2014	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	822000	USD
CY2013	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	853000	USD
CY2012	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	781000	USD
CY2014	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-12893000	USD
CY2013	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-10584000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-7339000	USD
CY2014	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-2161000	USD
CY2013	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	1809000	USD
CY2012	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-81000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3025000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3106000	USD
CY2014	us-gaap	Contribution Of Property ContributionOfProperty	6598000	USD
CY2013	us-gaap	Contribution Of Property ContributionOfProperty	3176000	USD
CY2012	us-gaap	Contribution Of Property ContributionOfProperty	1015000	USD
CY2013	msex	Deobligated Principal Payments DeobligatedPrincipalPayments	64000	USD
CY2012	msex	Deobligated Principal Payments DeobligatedPrincipalPayments	255000	USD
CY2013	us-gaap	Interest Paid Net InterestPaidNet	5743000	USD
CY2012	us-gaap	Interest Paid Net InterestPaidNet	7537000	USD
CY2013	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	113000	USD
CY2012	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	175000	USD
CY2013	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	7009000	USD
CY2012	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	2349000	USD
CY2014Q4	us-gaap	Long Term Debt LongTermDebt	140029000	USD
CY2014Q4	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	1920000	USD
CY2013Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	28000	shares
CY2014Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	24000	shares
CY2013Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	126000	shares
CY2014Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	126000	shares
CY2013Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	15963000	shares
CY2014Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	16124000	shares
CY2013Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000	shares
CY2014Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000	shares
CY2011Q4	msex	Total Common Equity TotalCommonEquity	176981000	USD
CY2012	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	1587000	USD
CY2012	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	448000	USD
CY2012	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	105000	USD
CY2012	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	11679000	USD
CY2012	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	206000	USD
CY2012Q4	msex	Total Common Equity TotalCommonEquity	181632000	USD
CY2013	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	1653000	USD
CY2013	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	388000	USD
CY2013	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	105000	USD
CY2013	msex	Conversion Of Convertible Preferred Stock Value Per Share ConversionOfConvertiblePreferredStockValuePerShare	8.00
CY2013	msex	Conversion Of Convertible Preferred Stock ConversionOfConvertiblePreferredStock	467000	USD
CY2013	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	11943000	USD
CY2013	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	190000	USD
CY2014	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	434000	USD
CY2014	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	105000	USD
CY2014	msex	Conversion Of Convertible Preferred Stock Value Per Share ConversionOfConvertiblePreferredStockValuePerShare	7.00
CY2014	msex	Conversion Of Convertible Preferred Stock ConversionOfConvertiblePreferredStock	451000	USD
CY2014	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	12231000	USD
CY2014	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	151000	USD
CY2014	msex	Percent Voting Interest PercentVotingInterest	0.5	pure
CY2014	msex	Percent Of Operating Revenues PercentOfOperatingRevenues	0.88	pure
CY2014	msex	Percent Of Total Assets PercentOfTotalAssets	0.99	pure
CY2014Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	700000	USD
CY2013Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	600000	USD
CY2014	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	700000	USD
CY2012	msex	Employee Benefits EmployeeBenefits	-23000	USD
CY2014	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	18000	USD
CY2013	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	10000	USD
CY2012	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	430000	USD
CY2014	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	3018000	USD
CY2013	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2855000	USD
CY2012	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	3832000	USD
CY2014	us-gaap	Use Of Estimates UseOfEstimates	<div id='EdgarSAA123457890000' style="font-family : 'Times New Roman';"><strong><font style="font-size: 10pt;">(p)</font></strong><font style="font-size: 10pt;"> </font><strong><font style="font-size: 10pt;">Use of Estimates</font></strong><font style="font-size: 10pt;"> - Conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts in the financial statements. Actual results could differ from those estimates.</font></div>
CY2014	us-gaap	Nature Of Operations NatureOfOperations	<div id='EdgarSAA123457890000' style="font-family : 'Times New Roman';"> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify;"><strong>(a)</strong> <strong>Organization</strong> - Middlesex Water Company (Middlesex) is the parent company and sole shareholder of Tidewater Utilities, Inc. (Tidewater), Tidewater Environmental Services, Inc. (TESI), Pinelands Water Company (Pinelands Water) and Pinelands Wastewater Company (Pinelands Wastewater) (collectively, Pinelands), Utility Service Affiliates, Inc. (USA), Utility Service Affiliates (Perth Amboy) Inc. (USA-PA) and Twin Lakes Utilities, Inc. (Twin Lakes). Southern Shores Water Company, LLC (Southern Shores) and White Marsh Environmental Systems, Inc. (White Marsh) are wholly-owned subsidiaries of Tidewater.</p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify;"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify;">Middlesex Water Company has operated as a water utility in New Jersey since <font>1897</font>, in Delaware, through our wholly-owned subsidiary, Tidewater, since <font>1992</font> and in Pennsylvania, through our wholly-owned subsidiary, Twin Lakes, since <font>2009</font>. We are in the business of collecting, treating, distributing and selling water for domestic, commercial, municipal, industrial and fire protection purposes. We also operate New Jersey municipal water, wastewater and storm water systems under contract and provide unregulated water and wastewater services in New Jersey and Delaware through our subsidiaries. We also have an investment in a joint venture, Ridgewood Green RME, LLC, that owns and operates facilities which optimize the production of electricity at the Village of Ridgewood, New Jersey wastewater treatment plant and other municipal facilities. Our rates charged to customers for water and wastewater services, the quality of services we provide and certain other matters are regulated in New Jersey, Delaware and Pennsylvania by the New Jersey Board of Public Utilities (NJBPU), Delaware Public Service Commission (DEPSC) and Pennsylvania Public Utilities Commission (PAPUC), respectively. Our USA, USA-PA and White Marsh subsidiaries are not regulated utilities.</p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify;"> </p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify;">Certain reclassifications have been made to the prior year financial statements to conform with current period presentation. The reclassifications are immaterial to the overall presentation of our consolidated financial statements.</p> </div>
CY2014	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	711000	USD
CY2013	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	546000	USD
CY2012	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	420000	USD
CY2014	msex	Employee Benefits EmployeeBenefits	-6000	USD
CY2013	msex	Employee Benefits EmployeeBenefits	-46000	USD
CY2013Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	325000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	48216000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	40099000	USD
CY2014Q4	us-gaap	Regulatory Assets RegulatoryAssets	66216000	USD
CY2013Q4	us-gaap	Regulatory Assets RegulatoryAssets	34386000	USD
CY2014Q4	us-gaap	Other Deferred Costs Net OtherDeferredCostsNet	600000	USD
CY2014	us-gaap	Longterm Purchase Commitment Period LongtermPurchaseCommitmentPeriod	P20Y
CY2014Q4	us-gaap	Guaranty Liabilities GuarantyLiabilities	300000	USD
CY2014	msex	Budgeted Construction Cost BudgetedConstructionCost	28600000	USD
CY2012	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	8000	USD
CY2014	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	5920000	USD
CY2013	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	5018000	USD
CY2012	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2994000	USD
CY2014	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	887000	USD
CY2013	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	688000	USD
CY2014	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	600000	USD
CY2013	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	900000	USD
CY2012	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	600000	USD
CY2012	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	700000	USD
CY2013	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	700000	USD
CY2014	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	9786000	USD
CY2013	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	8638000	USD
CY2012	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	7420000	USD
CY2014	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	-572000	USD
CY2013	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	-527000	USD
CY2012	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	-442000	USD
CY2014	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	191000	USD
CY2013	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	139000	USD
CY2012	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	206000	USD
CY2014	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	-79000	USD
CY2013	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	-79000	USD
CY2012	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	-79000	USD
CY2014Q4	msex	Deferred Tax Liabilities Utility Plant Related DeferredTaxLiabilitiesUtilityPlantRelated	43996000	USD
CY2013Q4	msex	Deferred Tax Liabilities Utility Plant Related DeferredTaxLiabilitiesUtilityPlantRelated	41912000	USD
CY2014Q4	msex	Deferred Tax Assets Customer Advances DeferredTaxAssetsCustomerAdvances	3570000	USD
CY2013Q4	msex	Deferred Tax Assets Customer Advances DeferredTaxAssetsCustomerAdvances	3598000	USD
CY2014Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	7223000	USD
CY2013Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	1121000	USD
CY2014Q4	msex	Deferred Tax Liabilities Investment Tax Credits DeferredTaxLiabilitiesInvestmentTaxCredits	910000	USD
CY2013Q4	msex	Deferred Tax Liabilities Investment Tax Credits DeferredTaxLiabilitiesInvestmentTaxCredits	989000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	343000	USD
CY2014Q4	us-gaap	Income Tax Receivable IncomeTaxReceivable	6800000	USD
CY2014	msex	Cost Of Treated Water CostOfTreatedWater	2400000	USD
CY2013	msex	Cost Of Treated Water CostOfTreatedWater	2400000	USD
CY2012	msex	Cost Of Treated Water CostOfTreatedWater	2400000	USD
CY2014	msex	Cost Of Untreated Water CostOfUntreatedWater	3100000	USD
CY2013	msex	Cost Of Untreated Water CostOfUntreatedWater	3200000	USD
CY2012	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	5500000	USD
CY2014	msex	Budgeted Construction Cost For Construction Program Year One BudgetedConstructionCostForConstructionProgramYearOne	33900000	USD
CY2014	msex	Budgeted Construction Cost For Construction Program Year Two BudgetedConstructionCostForConstructionProgramYearTwo	33100000	USD
CY2012	msex	Cost Of Untreated Water CostOfUntreatedWater	3100000	USD
CY2014	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	5500000	USD
CY2013	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	5600000	USD
CY2014	us-gaap	Significant Supply Commitment Description SignificantSupplyCommitmentDescription	USA-PA operates the City of Perth Amboy, NJ's water and wastewater systems under a 20-year agreement, which expires in 2018. In connection with the agreement with Perth Amboy, USA-PA entered into a 20-year subcontract with a wastewater operating company
CY2013Q4	us-gaap	Guaranty Liabilities GuarantyLiabilities	400000	USD
CY2014	us-gaap	Line Of Credit Facility Maximum Monthend Outstanding Amount LineOfCreditFacilityMaximumMonthendOutstandingAmount	60000000	USD
CY2013	us-gaap	Line Of Credit Facility Maximum Monthend Outstanding Amount LineOfCreditFacilityMaximumMonthendOutstandingAmount	60000000	USD
CY2014	us-gaap	Line Of Credit Facility Maximum Amount Outstanding During Period LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod	33500000	USD
CY2013	us-gaap	Line Of Credit Facility Maximum Amount Outstanding During Period LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod	30500000	USD
CY2014	us-gaap	Line Of Credit Facility Average Outstanding Amount LineOfCreditFacilityAverageOutstandingAmount	27400000	USD
CY2013	us-gaap	Line Of Credit Facility Average Outstanding Amount LineOfCreditFacilityAverageOutstandingAmount	27700000	USD
CY2014Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	19000000	USD
CY2013Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	28500000	USD
CY2014	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0141	pure
CY2013	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0141	pure
CY2014Q4	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0117	pure
CY2013Q4	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0147	pure
CY2014Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	5900000	USD
CY2014	msex	Convertible Dollar7 Preferred Series Stock Dividends ConvertibleDollar7PreferredSeriesStockDividends	74000	USD
CY2014	msex	Incremental Common Shares Attributable To Conversion Of Dollar7 Preferred Series Stock IncrementalCommonSharesAttributableToConversionOfDollar7PreferredSeriesStock	133000	shares
CY2013	msex	Convertible Dollar7 Preferred Series Stock Dividends ConvertibleDollar7PreferredSeriesStockDividends	97000	USD
CY2013	msex	Incremental Common Shares Attributable To Conversion Of Dollar7 Preferred Series Stock IncrementalCommonSharesAttributableToConversionOfDollar7PreferredSeriesStock	166000	shares
CY2012	msex	Convertible Dollar7 Preferred Series Stock Dividends ConvertibleDollar7PreferredSeriesStockDividends	97000	USD
CY2012	msex	Incremental Common Shares Attributable To Conversion Of Dollar7 Preferred Series Stock IncrementalCommonSharesAttributableToConversionOfDollar7PreferredSeriesStock	166000	shares
CY2014	msex	Convertible Dollar8 Preferred Series Stock Dividends ConvertibleDollar8PreferredSeriesStockDividends	24000	USD
CY2014	msex	Incremental Common Shares Attributable To Conversion Of Dollar8 Preferred Series Stock IncrementalCommonSharesAttributableToConversionOfDollar8PreferredSeriesStock	41000	shares
CY2014Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	6100000	USD
CY2014Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	6200000	USD
CY2014Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	6300000	USD
CY2014Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	6300000	USD
CY2014Q4	us-gaap	Longterm Debt Weighted Average Interest Rate LongtermDebtWeightedAverageInterestRate	0.0399	pure
CY2013Q4	us-gaap	Longterm Debt Weighted Average Interest Rate LongtermDebtWeightedAverageInterestRate	0.0423	pure
CY2013	msex	Convertible Dollar8 Preferred Series Stock Dividends ConvertibleDollar8PreferredSeriesStockDividends	40000	USD
CY2013	msex	Incremental Common Shares Attributable To Conversion Of Dollar8 Preferred Series Stock IncrementalCommonSharesAttributableToConversionOfDollar8PreferredSeriesStock	76000	shares
CY2012	msex	Convertible Dollar8 Preferred Series Stock Dividends ConvertibleDollar8PreferredSeriesStockDividends	56000	USD
CY2012	msex	Incremental Common Shares Attributable To Conversion Of Dollar8 Preferred Series Stock IncrementalCommonSharesAttributableToConversionOfDollar8PreferredSeriesStock	96000	shares
CY2014	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	18392000	USD
CY2013	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	16580000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	14343000	USD
CY2014	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.13
CY2014Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	50800000	USD
CY2013Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	45000000	USD
CY2014Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	61900000	USD
CY2013Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	47500000	USD
CY2013Q1	msex	Decrease In Pension And Other Postretirement Defined Benefit Plans Liabilities DecreaseInPensionAndOtherPostretirementDefinedBenefitPlansLiabilities	10200000	USD
CY2014	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear	0.090	pure
CY2014	msex	Increase Decrease In Annual Rate Per Capita Cost Of Covered Healthcare Benefits Years One To Three IncreaseDecreaseInAnnualRatePerCapitaCostOfCoveredHealthcareBenefitsYearsOneToThree	0.010	pure
CY2014	msex	Increase Decrease In Annual Rate Per Capita Cost Of Covered Healthcare Benefits Years Four And Five IncreaseDecreaseInAnnualRatePerCapitaCostOfCoveredHealthcareBenefitsYearsFourAndFive	0.005	pure
CY2014	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate DefinedBenefitPlanUltimateHealthCareCostTrendRate	0.05	pure
CY2014	msex	Number Of Hours Required To Participate In Contribution Plan NumberOfHoursRequiredToParticipateInContributionPlan	1000
CY2014	msex	Percent Of Participants Contributions Matched By Company Below One Percent Of Participants Compensation PercentOfParticipantsContributionsMatchedByCompanyBelowOnePercentOfParticipantsCompensation	1.00	pure
CY2014	msex	Percent Of Participants Contributions Matched By Company Above One Percent Of Participants Compensation PercentOfParticipantsContributionsMatchedByCompanyAboveOnePercentOfParticipantsCompensation	0.50	pure
CY2014	msex	Threshold Percentage Of Participants Compensation At Which Matching Decreases ThresholdPercentageOfParticipantsCompensationAtWhichMatchingDecreases	0.01	pure
CY2014	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06	pure
CY2014Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	8058000	USD
CY2013Q4	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	27421000	USD
CY2013Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	5865000	USD
CY2013Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	8171000	USD
CY2014	msex	Matching Contributions MatchingContributions	600000	USD
CY2014	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	300000	USD
CY2014	msex	Defined Contribution Plan Employer Discretionary Contribution Percent DefinedContributionPlanEmployerDiscretionaryContributionPercent	0.050	pure
CY2013	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	300000	USD
CY2012	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	200000	USD
CY2014	msex	Escrow Account Maintained For2008 Restricted Stock Plan EscrowAccountMaintainedFor2008RestrictedStockPlan	100000	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	300000	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	200000	shares
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	500000	USD
CY2013	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	500000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	300000	USD
CY2012	msex	Matching Contributions MatchingContributions	500000	USD
CY2013	msex	Matching Contributions MatchingContributions	500000	USD
CY2014	us-gaap	Other Nonrecurring Income Expense OtherNonrecurringIncomeExpense	-403000	USD
CY2013	us-gaap	Other Nonrecurring Income Expense OtherNonrecurringIncomeExpense	91000	USD
CY2012	us-gaap	Other Nonrecurring Income Expense OtherNonrecurringIncomeExpense	857000	USD
CY2014Q1	us-gaap	Net Income Loss NetIncomeLoss	3169000	USD
CY2014Q2	us-gaap	Net Income Loss NetIncomeLoss	4728000	USD
CY2014Q3	us-gaap	Net Income Loss NetIncomeLoss	6758000	USD
CY2014Q4	us-gaap	Net Income Loss NetIncomeLoss	3790000	USD
CY2014Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.20
CY2014Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
CY2014Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.42
CY2014Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.23
CY2014Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.20
CY2014Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.29
CY2014Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2014Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.22
CY2013Q1	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	27038000	USD
CY2013Q2	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	29102000	USD
CY2013Q3	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	31285000	USD
CY2014	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2
CY2014Q1	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	27173000	USD
CY2014Q2	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	29190000	USD
CY2014Q3	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	32669000	USD
CY2014Q4	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	28107000	USD
CY2014Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	5967000	USD
CY2014Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	8747000	USD
CY2014Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	11620000	USD
CY2013Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	10270000	USD
CY2013Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	6664000	USD
CY2013Q1	us-gaap	Net Income Loss NetIncomeLoss	3177000	USD
CY2013Q2	us-gaap	Net Income Loss NetIncomeLoss	4481000	USD
CY2013Q3	us-gaap	Net Income Loss NetIncomeLoss	5807000	USD
CY2013Q4	us-gaap	Net Income Loss NetIncomeLoss	3168000	USD
CY2013Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.20
CY2013Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.28
CY2013Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.36
CY2013Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.20
CY2013Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.20
CY2013Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2013Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.36
CY2013Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.19
CY2014	dei	Entity Registrant Name EntityRegistrantName	MIDDLESEX WATER CO
CY2014	dei	Entity Central Index Key EntityCentralIndexKey	0000066004
CY2014	dei	Document Type DocumentType	10-K
CY2014	dei	Document Period End Date DocumentPeriodEndDate	2014-12-31
CY2014	dei	Amendment Flag AmendmentFlag	false
CY2014	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2014	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2014	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2014	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2014	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2014Q2	dei	Entity Public Float EntityPublicFloat	334100263	USD
CY2015Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	16129050	shares
CY2014	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2014
CY2014	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY

Files In Submission

Name	View Source	Status
0001174947-15-000337-index-headers.html	Edgar Link	pending
0001174947-15-000337-index.html	Edgar Link	pending
0001174947-15-000337.txt	Edgar Link	pending
0001174947-15-000337-xbrl.zip	Edgar Link	pending
ex10-23.htm	Edgar Link	pending
ex10-35.htm	Edgar Link	pending
ex21.htm	Edgar Link	pending
ex23-1.htm	Edgar Link	pending
ex31-1.htm	Edgar Link	pending
ex31.htm	Edgar Link	pending
ex32-1.htm	Edgar Link	pending
ex32.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
form10k-13000_msx.htm	Edgar Link	pending
image_001.gif	Edgar Link	pending
msex-20141231.xml	Edgar Link	completed
msex-20141231.xsd	Edgar Link	pending
msex-20141231_cal.xml	Edgar Link	unprocessable
msex-20141231_def.xml	Edgar Link	unprocessable
msex-20141231_lab.xml	Edgar Link	unprocessable
msex-20141231_pre.xml	Edgar Link	unprocessable
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$MSEX
MIDDLESEX WATER CO Stock $msex

2014 Form 10-K Financial Statement

#000117494715000337 Filed on March 05, 2015

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MSEX MIDDLESEX WATER CO Stock $msex

2014 Form 10-K Financial Statement

#000117494715000337 Filed on March 05, 2015

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MSEX
MIDDLESEX WATER CO Stock $msex