$SUI
SUN COMMUNITIES INC Stock $sui

$sui Overview Financials Valuation SEC Filings Company Website

2021 Q2 Form 10-Q Financial Statement

#000091259321000185 Filed on July 27, 2021

Income Statement

Concept	2021 Q2	2020 Q2
Revenue	$603.9M	$303.3M
YoY Change	99.13%	-2.94%
Cost Of Revenue	$288.6M	$29.18M
YoY Change	889.05%	-15.26%
Gross Profit	$315.2M	$274.1M
YoY Change	15.02%	-1.41%
Gross Profit Margin	52.2%	90.38%
Selling, General & Admin	$47.02M	$29.39M
YoY Change	59.99%	7.57%
% of Gross Profit	14.92%	10.72%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$127.1M	$87.27M
YoY Change	45.65%	14.59%
% of Gross Profit	40.32%	31.84%
Operating Expenses	$173.4M	$29.39M
YoY Change	490.13%	7.57%
Operating Profit	$141.8M	$244.7M
YoY Change	-42.05%	-2.39%
Interest Expense	-$39.10M	-$21.00M
YoY Change	86.2%	-37.69%
% of Operating Profit	-27.57%	-8.58%
Other Income/Expense, Net	-$200.0K	-$821.0K
YoY Change	-75.64%	764.21%
Pretax Income	$94.00M	$27.82M
YoY Change	237.89%	-30.75%
Income Tax	$1.311M	$0.00
% Of Pretax Income	1.39%	0.0%
Net Earnings	$110.8M	$58.91M
YoY Change	88.08%	45.87%
Net Earnings / Revenue	18.35%	19.43%
Basic Earnings Per Share	$0.98	$0.61
Diluted Earnings Per Share	$0.98	$0.61
COMMON SHARES
Basic Shares Outstanding	112.1M shares	95.86M shares
Diluted Shares Outstanding	112.1M shares	95.86M shares

Balance Sheet

Concept	2021 Q2	2020 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$272.6M	$489.8M
YoY Change	-44.33%	495.42%
Cash & Equivalents	$119.6M	$389.2M
Short-Term Investments	$153.0M	$100.6M
Other Short-Term Assets
YoY Change
Inventory	$43.69M	$59.00M
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$281.2M	$498.0M
YoY Change	-43.54%	105.79%
LONG-TERM ASSETS
Property, Plant & Equipment	$10.51B	$7.455B
YoY Change	41.03%	12.63%
Goodwill	$448.3M
YoY Change
Intangibles
YoY Change
Long-Term Investments	$62.32M	$43.62M
YoY Change	42.87%	-31.52%
Other Assets
YoY Change
Total Long-Term Assets	$11.76B	$7.851B
YoY Change	49.79%	12.47%
TOTAL ASSETS
Total Short-Term Assets	$281.2M	$498.0M
Total Long-Term Assets	$11.76B	$7.851B
Total Assets	$12.04B	$8.349B
YoY Change	44.23%	15.6%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$214.2M	$124.0M
YoY Change	72.74%
Accrued Expenses	$77.74M	$26.00M
YoY Change	199.0%	36.84%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$390.4M	$230.0M
YoY Change	69.73%	158.43%
LONG-TERM LIABILITIES
Long-Term Debt	$4.316B	$3.395B
YoY Change	27.11%	9.09%
Other Long-Term Liabilities	$393.7M	$221.0M
YoY Change	78.14%	-35.38%
Total Long-Term Liabilities	$4.709B	$3.616B
YoY Change	30.23%	4.69%
TOTAL LIABILITIES
Total Short-Term Liabilities	$390.4M	$230.0M
Total Long-Term Liabilities	$4.709B	$3.616B
Total Liabilities	$5.100B	$3.845B
YoY Change	32.62%	8.56%
SHAREHOLDERS EQUITY
Retained Earnings
YoY Change
Common Stock	$1.159M	$983.0K
YoY Change	17.9%	8.38%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$6.555B	$4.348B
YoY Change
Total Liabilities & Shareholders Equity	$12.04B	$8.349B
YoY Change	44.23%	15.6%

Cashflow Statement

Concept	2021 Q2	2020 Q2
OPERATING ACTIVITIES
Net Income	$110.8M	$58.91M
YoY Change	88.08%	45.87%
Depreciation, Depletion And Amortization	$127.1M	$87.27M
YoY Change	45.65%	14.59%
Cash From Operating Activities	$250.2M	$183.5M
YoY Change	36.35%	17.1%
INVESTING ACTIVITIES
Capital Expenditures	-$451.5M	-$54.50M
YoY Change	728.51%	88.58%
Acquisitions
YoY Change
Other Investing Activities	-$127.9M	-$144.3M
YoY Change	-11.33%	-3.28%
Cash From Investing Activities	-$579.5M	-$198.8M
YoY Change	191.49%	11.69%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$539.7M	$633.1M
YoY Change	-14.75%	40.04%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	328.5M	9.600M
YoY Change	3321.69%	-70.82%
NET CHANGE
Cash From Operating Activities	250.2M	183.5M
Cash From Investing Activities	-579.5M	-198.8M
Cash From Financing Activities	328.5M	9.600M
Net Change In Cash	-796.0K	-5.700M
YoY Change	-86.04%	-149.14%
FREE CASH FLOW
Cash From Operating Activities	$250.2M	$183.5M
Capital Expenditures	-$451.5M	-$54.50M
Free Cash Flow	$701.7M	$238.0M
YoY Change	194.85%	28.23%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Entity Central Index Key EntityCentralIndexKey	0000912593
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021Q2	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2021Q2	dei	Document Type DocumentType	10-Q
CY2021Q2	dei	Document Period End Date DocumentPeriodEndDate	2021-06-30
CY2021Q2	dei	Document Transition Report DocumentTransitionReport	false
CY2021Q2	dei	Entity Registrant Name EntityRegistrantName	SUN COMMUNITIES INC
CY2021Q2	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2021Q2	dei	Entity File Number EntityFileNumber	1-12616
CY2021Q2	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	38-2730780
	dei	Entity Address Address Line1 EntityAddressAddressLine1	27777 Franklin Rd,
	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 200,
	dei	Entity Address City Or Town EntityAddressCityOrTown	Southfield,
	dei	Entity Address State Or Province EntityAddressStateOrProvince	MI
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	48034
	dei	City Area Code CityAreaCode	248
	dei	Local Phone Number LocalPhoneNumber	208-2500
	dei	Security12b Title Security12bTitle	Common Stock, $0.01 par value
	dei	Trading Symbol TradingSymbol	SUI
	dei	Security Exchange Name SecurityExchangeName	NYSE
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2021Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	115903246	shares
CY2021Q2	us-gaap	Land Land	2412629000	USD
CY2020Q4	us-gaap	Land Land	2119364000	USD
CY2021Q2	sui	Real Estate Investment Property Land Improvements And Buildings RealEstateInvestmentPropertyLandImprovementsAndBuildings	8995041000	USD
CY2020Q4	sui	Real Estate Investment Property Land Improvements And Buildings RealEstateInvestmentPropertyLandImprovementsAndBuildings	8480597000	USD
CY2021Q2	us-gaap	Rental Properties RentalProperties	622397000	USD
CY2020Q4	us-gaap	Rental Properties RentalProperties	637603000	USD
CY2021Q2	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	529549000	USD
CY2020Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	447039000	USD
CY2021Q2	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	12559616000	USD
CY2020Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	11684603000	USD
CY2021Q2	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	2165564000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	1968812000	USD
CY2021Q2	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	10394052000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	9715791000	USD
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CY2021Q2	sui	Revenue From Home Sales RevenueFromHomeSales	81848000	USD
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	sui	Revenue From Home Sales RevenueFromHomeSales	134047000	USD
	sui	Revenue From Home Sales RevenueFromHomeSales	79117000	USD
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	us-gaap	Revenues Revenues	613568000	USD
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CY2021Q2	sui	Remeasurement Of Marketable Securities RemeasurementOfMarketableSecurities	27494000	USD
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	sui	Remeasurement Of Marketable Securities RemeasurementOfMarketableSecurities	31155000	USD
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CY2021Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-264000	USD
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	sui	Losson Remeasurementof Notes Receivable LossonRemeasurementofNotesReceivable	469000	USD
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CY2021Q2	sui	Distributions From Affiliate DistributionsFromAffiliate	794000	USD
CY2020Q2	sui	Distributions From Affiliate DistributionsFromAffiliate	92000	USD
	sui	Distributions From Affiliate DistributionsFromAffiliate	1965000	USD
	sui	Distributions From Affiliate DistributionsFromAffiliate	144000	USD
CY2021Q2	sui	Losson Remeasurementof Investment LossonRemeasurementofInvestment	-115000	USD
CY2020Q2	sui	Losson Remeasurementof Investment LossonRemeasurementofInvestment	1132000	USD
	sui	Losson Remeasurementof Investment LossonRemeasurementofInvestment	-11000	USD
	sui	Losson Remeasurementof Investment LossonRemeasurementofInvestment	-1059000	USD
CY2021Q2	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	1245000	USD
CY2020Q2	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	119000	USD
	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	1016000	USD
	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	569000	USD
CY2021Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	66000	USD
CY2020Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-112000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-81000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	242000	USD
CY2021Q2	us-gaap	Profit Loss ProfitLoss	120849000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	63355000	USD
	us-gaap	Profit Loss ProfitLoss	148790000	USD
	us-gaap	Profit Loss ProfitLoss	47877000	USD
CY2021Q2	sui	Preferredreturnto Series A1preferred O Punits PreferredreturntoSeriesA1preferredOPunits	-3035000	USD
CY2020Q2	sui	Preferredreturnto Series A1preferred O Punits PreferredreturntoSeriesA1preferredOPunits	-1584000	USD
	sui	Preferredreturnto Series A1preferred O Punits PreferredreturntoSeriesA1preferredOPunits	-5899000	USD
	sui	Preferredreturnto Series A1preferred O Punits PreferredreturntoSeriesA1preferredOPunits	-3154000	USD
CY2021Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-7044000	USD
CY2020Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-2861000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-7339000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-1899000	USD
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	110770000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	58910000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	135552000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	42824000	USD
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	112082000	shares
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	95859000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	110007000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	94134000	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	112082000	shares
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	95860000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	112593000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	94525000	shares
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.22
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.45
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.98
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.61
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.45
CY2021Q2	us-gaap	Profit Loss ProfitLoss	120849000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	63355000	USD
	us-gaap	Profit Loss ProfitLoss	148790000	USD
	us-gaap	Profit Loss ProfitLoss	47877000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	1220000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-3872000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	2115000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	3428000	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	122069000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	67227000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	150905000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	44449000	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	7100000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	2883000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	7435000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	1615000	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	114969000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	64344000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	143470000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	42834000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	470708000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	302027000	USD
	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	300430000	USD
	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	268708000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	593336000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	78869000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	42731000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	24459000	USD
	sui	Issuanceofnotesandotherreceivables Issuanceofnotesandotherreceivables	12773000	USD
	sui	Issuanceofnotesandotherreceivables Issuanceofnotesandotherreceivables	25044000	USD
	sui	Repaymentof Notesand Other Receivables RepaymentofNotesandOtherReceivables	2840000	USD
	sui	Repaymentof Notesand Other Receivables RepaymentofNotesandOtherReceivables	1719000	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	11200000	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	23743000	USD
	us-gaap	Proceeds From Divestiture Of Interest In Subsidiaries And Affiliates ProceedsFromDivestitureOfInterestInSubsidiariesAndAffiliates	6682000	USD
	us-gaap	Proceeds From Divestiture Of Interest In Subsidiaries And Affiliates ProceedsFromDivestitureOfInterestInSubsidiariesAndAffiliates	2070000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-865486000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-368116000	USD
	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	1059861000	USD
	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	621415000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	1797612000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	1217289000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	2801742000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	1279468000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	598990000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	230000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	34911000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	208592000	USD
	sui	Prepayment Penalty Debt PrepaymentPenaltyDebt	195000	USD
	sui	Prepayment Penalty Debt PrepaymentPenaltyDebt	6226000	USD
	sui	Distributions To Stockholders Op Unit Holders And Preferred Op Unit Holders DistributionsToStockholdersOpUnitHoldersAndPreferredOpUnitHolders	187795000	USD
	sui	Distributions To Stockholders Op Unit Holders And Preferred Op Unit Holders DistributionsToStockholdersOpUnitHoldersAndPreferredOpUnitHolders	150422000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	10338000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	3331000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	421482000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	420665000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	267000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-192000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	26971000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	354384000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	92641000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	34830000	USD
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	119612000	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	389214000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	2392000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	4561000	USD
	us-gaap	Interest Paid Net InterestPaidNet	77740000	USD
	us-gaap	Interest Paid Net InterestPaidNet	65822000	USD
	us-gaap	Distributions On Mandatorily Redeemable Securities DistributionsOnMandatorilyRedeemableSecurities	2077000	USD
	us-gaap	Distributions On Mandatorily Redeemable Securities DistributionsOnMandatorilyRedeemableSecurities	2083000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1137000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	441000	USD
	us-gaap	Dividends Dividends	11380000	USD
	us-gaap	Dividends Dividends	7781000	USD
	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	1447000	USD
	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	577000	USD
	us-gaap	Increase Decrease In Assets Held For Sale IncreaseDecreaseInAssetsHeldForSale	14921000	USD
	us-gaap	Increase Decrease In Assets Held For Sale IncreaseDecreaseInAssetsHeldForSale	5770000	USD
CY2021Q1	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	segment
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2021Q2	us-gaap	Revenues Revenues	603863000	USD
CY2020Q2	us-gaap	Revenues Revenues	303266000	USD
	us-gaap	Revenues Revenues	1045878000	USD
	us-gaap	Revenues Revenues	613568000	USD
CY2020Q4	sui	Number Of Marinas Owned NumberOfMarinasOwned	99	segment
CY2020Q4	us-gaap	Number Of Units In Real Estate Property NumberOfUnitsInRealEstateProperty	45800	site
CY2020Q4	sui	Numberof Unitsin Real Estate Property Development Sites NumberofUnitsinRealEstatePropertyDevelopmentSites	109	development_site
CY2021Q2	us-gaap	Number Of Units In Real Estate Property NumberOfUnitsInRealEstateProperty	4469	site
CY2021Q2	sui	Number Of Marinas Owned NumberOfMarinasOwned	2	marina
CY2021Q2	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	598975000	USD
CY2021Q2	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Inventory BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory	331000	USD
CY2021Q2	sui	Business Combination Recognized Identifiable Assets Acquiredand Liabilities Assumed Current Assets Liabilities Inventory BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsLiabilitiesInventory	15574000	USD
CY2021Q2	sui	Business Combination Recognized Identifiable Assets Acquiredand Liabilities Assumed Other Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOtherLiabilities	12053000	USD
CY2021Q2	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	602827000	USD
	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	578827000	USD
	us-gaap	Business Combination Consideration Transferred Equity Interests Issued And Issuable BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable	24000000	USD
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	602827000	USD
CY2021Q2	us-gaap	Business Acquisition Cost Of Acquired Entity Transaction Costs BusinessAcquisitionCostOfAcquiredEntityTransactionCosts	5600000	USD
CY2021Q2	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	14900000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	2339368000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Inventory BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory	9942000	USD
CY2020Q4	sui	Business Combination Recognized Identifiable Assets Acquiredand Liabilities Assumed Current Assets Liabilities Inventory BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsLiabilitiesInventory	694264000	USD
CY2020Q4	sui	Business Combination Recognized Identifiable Assets Acquiredand Liabilities Assumed Other Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOtherLiabilities	-42231000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	3001343000	USD
CY2021Q1	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	1923855000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Long Term Debt BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt	837800000	USD
CY2021Q1	us-gaap	Business Combination Consideration Transferred Equity Interests Issued And Issuable BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable	239688000	USD
CY2021Q1	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	3001343000	USD
CY2021Q1	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	23000000.0	USD
	sui	Number Of Land Parcels Acquired NumberOfLandParcelsAcquired	8	landParcel
	us-gaap	Payments To Acquire Land PaymentsToAcquireLand	9700000	USD
	sui	Number Of Land Parcels Acquired Adjacent To Existing Communities NumberOfLandParcelsAcquiredAdjacentToExistingCommunities	7	landParcel
CY2020Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	32100000	USD
CY2020Q3	sui	Number Of Housing Sites Sold NumberOfHousingSitesSold	226	site
CY2021Q2	us-gaap	Accounts And Notes Receivable Net AccountsAndNotesReceivableNet	262333000	USD
CY2020Q4	us-gaap	Accounts And Notes Receivable Net AccountsAndNotesReceivableNet	221650000	USD
CY2021Q2	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	82500000	USD
CY2020Q4	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	85900000	USD
CY2021Q2	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	82506000	USD
CY2020Q4	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	85866000	USD
CY2021Q2	us-gaap	Notes Receivable Fair Value Disclosure NotesReceivableFairValueDisclosure	62000000.0	USD
CY2020Q4	us-gaap	Notes Receivable Fair Value Disclosure NotesReceivableFairValueDisclosure	52600000	USD
CY2021Q2	sui	Undrawn Funds On Loans UndrawnFundsOnLoans	11600000	USD
	us-gaap	Contract With Customer Asset Reclassified To Receivable ContractWithCustomerAssetReclassifiedToReceivable	47800000	USD
CY2021Q2	sui	Other Receivables Storage And Lease Payments Marina OtherReceivablesStorageAndLeasePaymentsMarina	28300000	USD
CY2021Q2	sui	Insurance Receivables InsuranceReceivables	11200000	USD
CY2021Q2	sui	Other Receivables For Rent Water Sewer Usage OtherReceivablesForRentWaterSewerUsage	10100000	USD
CY2021Q2	sui	Allowance For Rent Water Sewer Usage Receivables AllowanceForRentWaterSewerUsageReceivables	5800000	USD
CY2020Q4	sui	Home Sale Proceeds HomeSaleProceeds	23600000	USD
CY2020Q4	sui	Other Receivables Storage And Lease Payments Marina OtherReceivablesStorageAndLeasePaymentsMarina	19200000	USD
CY2020Q4	sui	Insurance Receivables InsuranceReceivables	13600000	USD
CY2020Q4	sui	Other Receivables For Rent Water Sewer Usage OtherReceivablesForRentWaterSewerUsage	7100000	USD
CY2020Q4	sui	Allowance For Rent Water Sewer Usage Receivables AllowanceForRentWaterSewerUsageReceivables	7200000	USD
CY2021Q2	us-gaap	Goodwill Goodwill	448317000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	428833000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	866205000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	122225000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	832720000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	98276000	USD
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	10887000	USD
CY2020Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3784000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	23512000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	7440000	USD
CY2021Q2	us-gaap	Equity Method Investments EquityMethodInvestments	62320000	USD
CY2020Q4	us-gaap	Equity Method Investments EquityMethodInvestments	59074000	USD
CY2021Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	794000	USD
CY2020Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	92000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1965000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	144000	USD
CY2021Q2	sui	Variable Interest Entityasa Percentageof Consolidated Assets VariableInterestEntityasaPercentageofConsolidatedAssets	0.045	Rate
CY2020Q4	sui	Variable Interest Entityasa Percentageof Consolidated Assets VariableInterestEntityasaPercentageofConsolidatedAssets	0.041	Rate
CY2021Q2	sui	Variable Interest Entityasa Percentageof Consolidated Liabilities VariableInterestEntityasaPercentageofConsolidatedLiabilities	0.030	Rate
CY2020Q4	sui	Variable Interest Entityasa Percentageof Consolidated Liabilities VariableInterestEntityasaPercentageofConsolidatedLiabilities	0.020	Rate
CY2021Q2	sui	Vi Easa Percentageof Total Equity VIEasaPercentageofTotalEquity	0.010
CY2021Q2	sui	Mortgage Term Loans MortgageTermLoans	3418097000	USD
CY2020Q4	sui	Mortgage Term Loans MortgageTermLoans	3444967000	USD
CY2021Q2	us-gaap	Loans Pledged As Collateral LoansPledgedAsCollateral	39637000	USD
CY2020Q4	us-gaap	Loans Pledged As Collateral LoansPledgedAsCollateral	45016000	USD
CY2021Q2	us-gaap	Secured Debt SecuredDebt	3457734000	USD
CY2020Q4	us-gaap	Secured Debt SecuredDebt	3489983000	USD
CY2020Q4	us-gaap	Line Of Credit LineOfCredit	1197181000	USD
CY2021Q2	us-gaap	Unsecured Debt UnsecuredDebt	853441000	USD
CY2020Q4	us-gaap	Unsecured Debt UnsecuredDebt	1267093000	USD
CY2021Q2	sui	Secured Debt And Other Borrowings SecuredDebtAndOtherBorrowings	4311175000	USD
CY2020Q4	sui	Secured Debt And Other Borrowings SecuredDebtAndOtherBorrowings	4757076000	USD
	sui	Debtweightedaveragetomaturitylength Debtweightedaveragetomaturitylength	P10Y4M24D
CY2020	sui	Debtweightedaveragetomaturitylength Debtweightedaveragetomaturitylength	P9Y4M24D
CY2021Q2	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.03519	Rate
CY2020Q4	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.03370	Rate
CY2018Q2	sui	Financial Instruments Subjectto Mandatory Redemption Rate Of Return FinancialInstrumentsSubjecttoMandatoryRedemptionRateOfReturn	0.060
CY2020	us-gaap	Debt Instrument Convertible Number Of Equity Instruments DebtInstrumentConvertibleNumberOfEquityInstruments	1013819	shares
CY2021Q2	us-gaap	Long Term Debt LongTermDebt	201900000	USD
CY2021Q1	us-gaap	Long Term Debt LongTermDebt	6500000	USD
CY2021Q2	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	200000000	shares
CY2021Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2021Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2021Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1100000000	USD
CY2021Q1	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	8050000	shares
CY2021Q1	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	140.00
CY2021Q1	sui	Sale Of Stock Number Of Shares Issued In Transaction Direct SaleOfStockNumberOfSharesIssuedInTransactionDirect	4000000	shares
CY2021Q1	sui	Sale Of Stock Number Of Shares Issued In Transaction Forward Equity Sales SaleOfStockNumberOfSharesIssuedInTransactionForwardEquitySales	4050000	shares
CY2021Q1	sui	Sale Of Stock Number Of Shares Issued In Transaction Direct SaleOfStockNumberOfSharesIssuedInTransactionDirect	4000000	shares
CY2021Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	537600000	USD
CY2021Q1	sui	Sale Of Stock Number Of Shares Issued In Transaction Forward Equity Sales SaleOfStockNumberOfSharesIssuedInTransactionForwardEquitySales	4050000	shares
CY2021Q2	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	539700000	USD
CY2020Q4	sui	Number Of Forward Sales Agreements NumberOfForwardSalesAgreements	2	salesAgreement
CY2020Q3	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	9200000	shares
CY2021Q2	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	139.50
CY2020Q2	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	4968000	shares
CY2020Q2	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	633100000	USD
CY2021Q2	sui	Aggregate Valueof Sharestobe Issuedin Accordanceto Sales Agreement AggregateValueofSharestobeIssuedinAccordancetoSalesAgreement	500000000.0	USD
CY2021Q2	sui	Commission Maximum Percentageof Gross Sales Price Per Share Accordingto Sales Agreement CommissionMaximumPercentageofGrossSalesPricePerShareAccordingtoSalesAgreement	0.020
	sui	Shares Issued Under New Sales Agreement SharesIssuedUnderNewSalesAgreement	0	shares
	sui	Share Issuance Prior To New Sales Agreement ShareIssuancePriorToNewSalesAgreement	0	shares
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	163800000	USD
CY2020Q2	sui	Temporary Equity Dividends For Term Two Percentage TemporaryEquityDividendsForTermTwoPercentage	0.030
CY2019Q3	sui	Variable Interest Entity Equity Interests Issued VariableInterestEntityEquityInterestsIssued	2400000	USD
CY2021Q2	sui	Number Of Share Based Compensation Plans NumberOfShareBasedCompensationPlans	2	numberOfPlans
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	69368	shares
CY2021Q2	sui	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Percent Expected To Vest SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsPercentExpectedToVest	0.621
	sui	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Percent Expected To Vest SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsPercentExpectedToVest	0.576
CY2020Q2	sui	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Percent Expected To Vest SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsPercentExpectedToVest	0.655
	sui	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Percent Expected To Vest SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsPercentExpectedToVest	0.756
CY2020	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
	sui	Preferredreturnto Series A1preferred O Punits PreferredreturntoSeriesA1preferredOPunits	-5899000	USD
	sui	Preferredreturnto Series A1preferred O Punits PreferredreturntoSeriesA1preferredOPunits	-3154000	USD
	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-7339000	USD
	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-1899000	USD
CY2021Q2	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	10394052000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	9715791000	USD
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	119612000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	92641000	USD
CY2021Q2	us-gaap	Marketable Securities MarketableSecurities	153049000	USD
CY2020Q4	us-gaap	Marketable Securities MarketableSecurities	124726000	USD
CY2021Q2	us-gaap	Inventory Finished Homes InventoryFinishedHomes	43686000	USD
CY2020Q4	us-gaap	Inventory Finished Homes InventoryFinishedHomes	46643000	USD
CY2021Q2	us-gaap	Accounts And Notes Receivable Net AccountsAndNotesReceivableNet	262333000	USD
CY2020Q4	us-gaap	Accounts And Notes Receivable Net AccountsAndNotesReceivableNet	221650000	USD
CY2021Q2	us-gaap	Goodwill Goodwill	448317000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	428833000	USD
CY2021Q2	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	295663000	USD
CY2020Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	305611000	USD
CY2021Q2	us-gaap	Other Assets OtherAssets	324278000	USD
CY2020Q4	us-gaap	Other Assets OtherAssets	270691000	USD
CY2021Q2	us-gaap	Assets Assets	12040990000	USD
CY2020Q4	us-gaap	Assets Assets	11206586000	USD
	sui	Minimum Percent Of Income From Qualifying Sources To Allow For Real Estate Investment Trust Classification MinimumPercentOfIncomeFromQualifyingSourcesToAllowForRealEstateInvestmentTrustClassification	95
	sui	Required Minimum Percent Of Taxable Income Distributed To Stock Holders RequiredMinimumPercentOfTaxableIncomeDistributedToStockHolders	90
CY2020Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2021Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2021Q2	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1200000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1000000.0	USD
CY2020Q2	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	100000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	600000	USD
CY2021Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	66000.0	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-100000	USD
CY2020Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-100000	USD
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	110770000	USD
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	58910000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	135552000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	42824000	USD
CY2021Q2	sui	Incomeloss Attributableto Common Stockholders Allocable To Non Vested Restricted Shares IncomelossAttributabletoCommonStockholdersAllocableToNonVestedRestrictedShares	691000	USD
CY2020Q2	sui	Incomeloss Attributableto Common Stockholders Allocable To Non Vested Restricted Shares IncomelossAttributabletoCommonStockholdersAllocableToNonVestedRestrictedShares	340000	USD
	sui	Incomeloss Attributableto Common Stockholders Allocable To Non Vested Restricted Shares IncomelossAttributabletoCommonStockholdersAllocableToNonVestedRestrictedShares	829000	USD
	sui	Incomeloss Attributableto Common Stockholders Allocable To Non Vested Restricted Shares IncomelossAttributabletoCommonStockholdersAllocableToNonVestedRestrictedShares	128000	USD
CY2021Q2	sui	Netincomeattributabletocommonshareholdersafterrestrictedstockallocation Netincomeattributabletocommonshareholdersafterrestrictedstockallocation	110079000	USD
CY2020Q2	sui	Netincomeattributabletocommonshareholdersafterrestrictedstockallocation Netincomeattributabletocommonshareholdersafterrestrictedstockallocation	58570000	USD
	sui	Netincomeattributabletocommonshareholdersafterrestrictedstockallocation Netincomeattributabletocommonshareholdersafterrestrictedstockallocation	134723000	USD
	sui	Netincomeattributabletocommonshareholdersafterrestrictedstockallocation Netincomeattributabletocommonshareholdersafterrestrictedstockallocation	42696000	USD
CY2021Q2	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
CY2020Q2	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	128000	USD
CY2021Q2	sui	Dilutive Securities Effect On Basic Earnings Per Share Common Equity DilutiveSecuritiesEffectOnBasicEarningsPerShareCommonEquity	0	USD
CY2020Q2	sui	Dilutive Securities Effect On Basic Earnings Per Share Common Equity DilutiveSecuritiesEffectOnBasicEarningsPerShareCommonEquity	0	USD
	sui	Dilutive Securities Effect On Basic Earnings Per Share Common Equity DilutiveSecuritiesEffectOnBasicEarningsPerShareCommonEquity	3142000	USD
	sui	Dilutive Securities Effect On Basic Earnings Per Share Common Equity DilutiveSecuritiesEffectOnBasicEarningsPerShareCommonEquity	0	USD
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	110079000	USD
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	58570000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	137865000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	42824000	USD
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	112082000	shares
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	95859000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	110007000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	94134000	shares
CY2021Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2020Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1000	shares
CY2021Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2020Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	390000	shares
CY2021Q2	sui	Incremental Common Shares Attributable To Dilutive Effect Of Common Equity IncrementalCommonSharesAttributableToDilutiveEffectOfCommonEquity	0	shares
CY2020Q2	sui	Incremental Common Shares Attributable To Dilutive Effect Of Common Equity IncrementalCommonSharesAttributableToDilutiveEffectOfCommonEquity	0	shares
	sui	Incremental Common Shares Attributable To Dilutive Effect Of Common Equity IncrementalCommonSharesAttributableToDilutiveEffectOfCommonEquity	2586000	shares
	sui	Incremental Common Shares Attributable To Dilutive Effect Of Common Equity IncrementalCommonSharesAttributableToDilutiveEffectOfCommonEquity	0	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	112082000	shares
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	95860000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	112593000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	94525000	shares
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.22
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.45
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.98
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.61
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.45
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5808000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5080000	shares
CY2021Q2	us-gaap	Notes Receivable Fair Value Disclosure NotesReceivableFairValueDisclosure	61955000	USD
CY2021Q2	us-gaap	Notes Receivable Fair Value Disclosure NotesReceivableFairValueDisclosure	61955000	USD
CY2020Q4	us-gaap	Notes Receivable Fair Value Disclosure NotesReceivableFairValueDisclosure	52638000	USD
CY2020Q4	us-gaap	Notes Receivable Fair Value Disclosure NotesReceivableFairValueDisclosure	52638000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	3905000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	154000	USD
CY2021Q2	sui	Operating And Finance Leases Liability Payments Remainderof Fiscal Year OperatingAndFinanceLeasesLiabilityPaymentsRemainderofFiscalYear	4059000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	6704000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	214000	USD
CY2021Q2	sui	Operating And Finance Leases Liability Payments Due Year Two OperatingAndFinanceLeasesLiabilityPaymentsDueYearTwo	6918000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	6733000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	197000	USD
CY2021Q2	sui	Operating And Finance Leases Liability Payments Due Year Three OperatingAndFinanceLeasesLiabilityPaymentsDueYearThree	6930000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	7102000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	4070000	USD
CY2021Q2	sui	Operating And Finance Leases Liability Payments Due Year Four OperatingAndFinanceLeasesLiabilityPaymentsDueYearFour	11172000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	7093000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	0	USD
CY2021Q2	sui	Operating And Finance Leases Liability Payments Due Year Five OperatingAndFinanceLeasesLiabilityPaymentsDueYearFive	7093000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	98166000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2021Q2	sui	Operating And Finance Leases Liability Payments Dueafter Year Five OperatingAndFinanceLeasesLiabilityPaymentsDueafterYearFive	98166000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	129703000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	4635000	USD
CY2021Q2	sui	Operating And Finance Leases Liability Payment Due OperatingAndFinanceLeasesLiabilityPaymentDue	134338000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	51962000	USD
CY2021Q2	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	309000	USD
CY2021Q2	sui	Operating And Finance Leases Liability Undiscounted Excess Amount OperatingAndFinanceLeasesLiabilityUndiscountedExcessAmount	52271000	USD
CY2021Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	77741000	USD
CY2021Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	4326000	USD
CY2021Q2	sui	Operating And Finance Leases Liability OperatingAndFinanceLeasesLiability	82067000	USD
CY2021Q2	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	4391000	USD
CY2020Q4	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	4350000	USD
	sui	Rightof Use Asset Obtainedin Exchangefor New Operating Lease Liability RightofUseAssetObtainedinExchangeforNewOperatingLeaseLiability	88244000	USD
CY2020	sui	Rightof Use Asset Obtainedin Exchangefor New Operating Lease Liability RightofUseAssetObtainedinExchangeforNewOperatingLeaseLiability	48419000	USD
CY2021Q2	us-gaap	Below Market Lease Net BelowMarketLeaseNet	27238000	USD
CY2020Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	27614000	USD
CY2021Q2	us-gaap	Capital Lease Obligations CapitalLeaseObligations	4326000	USD
CY2020Q4	us-gaap	Capital Lease Obligations CapitalLeaseObligations	4334000	USD
CY2021Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	77741000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	49964000	USD
CY2021Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	26000	USD
CY2020Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	26000	USD
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	52000	USD
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	52000	USD
CY2021Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	2304000	USD
CY2020Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	977000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	4452000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	1804000	USD
CY2021Q2	us-gaap	Lease Cost LeaseCost	4226000	USD
CY2020Q2	us-gaap	Lease Cost LeaseCost	1423000	USD
	us-gaap	Lease Cost LeaseCost	7760000	USD
	us-gaap	Lease Cost LeaseCost	2602000	USD
CY2021Q2	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P2Y11M19D
CY2021Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P26Y6M
CY2021Q2	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0244
CY2021Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0384
	us-gaap	Operating Lease Payments OperatingLeasePayments	2402000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	1147000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	63000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	15000	USD
	sui	Operating And Finance Lease Payments OperatingAndFinanceLeasePayments	2465000	USD
	sui	Operating And Finance Lease Payments OperatingAndFinanceLeasePayments	1162000	USD
CY2021Q2	sui	Percentof Operating Leases Where Companyisthe Lessor PercentofOperatingLeasesWhereCompanyistheLessor	0.95
CY2021Q2	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	9683000	USD
CY2021Q2	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	15583000	USD
CY2021Q2	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	13244000	USD
CY2021Q2	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	8230000	USD
CY2021Q2	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	4601000	USD
CY2021Q2	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	5105000	USD
CY2021Q2	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	56446000	USD
CY2021Q2	us-gaap	Lease Income LeaseIncome	5396000	USD
CY2020Q2	us-gaap	Lease Income LeaseIncome	312000	USD
	us-gaap	Lease Income LeaseIncome	9053000	USD
	us-gaap	Lease Income LeaseIncome	623000	USD
CY2021Q2	us-gaap	Variable Lease Income VariableLeaseIncome	1242000	USD
CY2020Q2	us-gaap	Variable Lease Income VariableLeaseIncome	401000	USD
	us-gaap	Variable Lease Income VariableLeaseIncome	2270000	USD
	us-gaap	Variable Lease Income VariableLeaseIncome	798000	USD

Files In Submission

Name	View Source	Status
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0000912593-21-000185-index.html	Edgar Link	pending
0000912593-21-000185.txt	Edgar Link	pending
0000912593-21-000185-xbrl.zip	Edgar Link	pending
exhibit221listofissuersofg.htm	Edgar Link	pending
exhibit311-06302021ceocert.htm	Edgar Link	pending
exhibit312-06302021cfocert.htm	Edgar Link	pending
exhibit321-06302021ceoandc.htm	Edgar Link	pending
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$SUI
SUN COMMUNITIES INC Stock $sui

2021 Q2 Form 10-Q Financial Statement

#000091259321000185 Filed on July 27, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SUI SUN COMMUNITIES INC Stock $sui

2021 Q2 Form 10-Q Financial Statement

#000091259321000185 Filed on July 27, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SUI
SUN COMMUNITIES INC Stock $sui