$OTTR
Otter Tail Corp Stock $ottr

$ottr Overview Financials Valuation SEC Filings Company Website

2020 Q2 Form 10-Q Financial Statement

#000143774920017070 Filed on August 07, 2020

Income Statement

Concept	2020 Q2	2019 Q2	2019 Q1
Revenue	$192.8M	$229.2M	$246.0M
YoY Change	-15.9%	1.26%	1.95%
Cost Of Revenue	$87.50M	$117.6M	$112.5M
YoY Change	-25.6%	8.99%	1.9%
Gross Profit	$105.3M	$111.6M	$133.5M
YoY Change	-5.65%	-5.74%	1.99%
Gross Profit Margin	54.63%	48.69%	54.27%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$20.44M	$19.44M	$19.13M
YoY Change	5.12%	3.71%	1.96%
% of Gross Profit	19.41%	17.42%	14.33%
Operating Expenses	$77.30M	$84.80M	$93.90M
YoY Change	-8.84%	-3.96%	0.64%
Operating Profit	$27.91M	$26.82M	$39.57M
YoY Change	4.06%	-10.92%	5.19%
Interest Expense	-$8.700M	-$7.800M	-$7.800M
YoY Change	11.54%	1.3%	5.41%
% of Operating Profit	-31.17%	-29.08%	-19.71%
Other Income/Expense, Net	$2.410M	$850.0K	$1.244M
YoY Change	183.53%	20.23%	5.16%
Pretax Income	$20.79M	$18.77M	$31.95M
YoY Change	10.76%	-13.71%	6.47%
Income Tax	$3.808M	$3.343M	$5.628M
% Of Pretax Income	18.32%	17.81%	17.61%
Net Earnings	$16.98M	$15.43M	$26.32M
YoY Change	10.08%	-17.49%	0.42%
Net Earnings / Revenue	8.81%	6.73%	10.7%
Basic Earnings Per Share	$0.42	$0.39	$0.66
Diluted Earnings Per Share	$0.42	$0.39	$0.66
COMMON SHARES
Basic Shares Outstanding	40.51M shares	39.71M	39.66M
Diluted Shares Outstanding	40.68M shares	39.92M	39.90M

Balance Sheet

Concept	2020 Q2	2019 Q2	2019 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$39.50M	$1.000M	$900.0K
YoY Change	3850.0%	0.0%	-18.18%
Cash & Equivalents	$39.51M	$982.0K	$891.0K
Short-Term Investments
Other Short-Term Assets	$8.031M	$8.511M	$9.986M
YoY Change	-5.64%	-11.1%	-10.92%
Inventory	$89.75M	$105.9M	$106.7M
Prepaid Expenses
Receivables	$84.20M	$105.4M	$113.1M
Other Receivables	$6.452M	$9.956M	$8.827M
Total Short-Term Assets	$266.9M	$263.6M	$273.7M
YoY Change	1.27%	10.17%	13.98%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.862B	$1.602B	$1.579B
YoY Change	16.2%	3.19%	2.13%
Goodwill	$37.57M	$37.57M	$37.57M
YoY Change	0.0%	0.0%	0.0%
Intangibles	$10.70M	$11.86M	$12.15M
YoY Change	-9.74%	-9.31%	-9.43%
Long-Term Investments	$10.60M	$9.700M	$9.200M
YoY Change	9.28%	12.79%	6.98%
Other Assets	$40.14M	$39.00M	$38.65M
YoY Change	2.91%	6.8%	8.08%
Total Long-Term Assets	$2.122B	$1.851B	$1.831B
YoY Change	14.63%	4.48%	3.6%
TOTAL ASSETS
Total Short-Term Assets	$266.9M	$263.6M	$273.7M
Total Long-Term Assets	$2.122B	$1.851B	$1.831B
Total Assets	$2.389B	$2.115B	$2.105B
YoY Change	12.97%	5.16%	4.84%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$134.0M	$111.8M	$100.5M
YoY Change	19.78%	17.63%	15.28%
Accrued Expenses	$32.20M	$33.10M	$27.60M
YoY Change	-2.72%	6.43%	11.74%
Deferred Revenue
YoY Change
Short-Term Debt	$41.24M	$36.60M	$43.60M
YoY Change	12.67%	74.49%	43.81%
Long-Term Debt Due	$261.0K	$177.0K	$174.0K
YoY Change	47.46%	5.99%	1.75%
Total Short-Term Liabilities	$232.9M	$206.1M	$200.7M
YoY Change	12.99%	24.01%	20.84%
LONG-TERM LIABILITIES
Long-Term Debt	$724.4M	$590.1M	$590.0M
YoY Change	22.76%	0.02%	0.01%
Other Long-Term Liabilities	$34.65M	$28.86M	$26.35M
YoY Change	20.06%	15.16%	12.23%
Total Long-Term Liabilities	$759.0M	$618.9M	$616.4M
YoY Change	22.64%	0.63%	0.48%
TOTAL LIABILITIES
Total Short-Term Liabilities	$232.9M	$206.1M	$200.7M
Total Long-Term Liabilities	$759.0M	$618.9M	$616.4M
Total Liabilities	$992.0M	$825.1M	$817.1M
YoY Change	20.23%	5.61%	4.82%
SHAREHOLDERS EQUITY
Retained Earnings	$233.7M	$205.1M	$203.6M
YoY Change	13.94%	14.2%	16.88%
Common Stock	$594.4M	$543.8M	$541.6M
YoY Change	9.3%	0.53%	0.31%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$822.1M	$744.3M	$740.5M
YoY Change
Total Liabilities & Shareholders Equity	$2.389B	$2.115B	$2.105B
YoY Change	12.97%	5.16%	4.84%

Cashflow Statement

Concept	2020 Q2	2019 Q2	2019 Q1
OPERATING ACTIVITIES
Net Income	$16.98M	$15.43M	$26.32M
YoY Change	10.08%	-17.49%	0.42%
Depreciation, Depletion And Amortization	$20.44M	$19.44M	$19.13M
YoY Change	5.12%	3.71%	1.96%
Cash From Operating Activities	$52.10M	$52.10M	$17.15M
YoY Change	0.0%	6.76%	269.61%
INVESTING ACTIVITIES
Capital Expenditures	-$44.70M	-$29.30M	-$24.70M
YoY Change	52.56%	14.9%	4.66%
Acquisitions
YoY Change
Other Investing Activities	-$1.200M	-$700.0K	-$700.0K
YoY Change	71.43%	75.0%	250.0%
Cash From Investing Activities	-$45.90M	-$30.00M	-$25.44M
YoY Change	53.0%	15.83%	6.75%
FINANCING ACTIVITIES
Cash Dividend Paid			$13.92M
YoY Change			4.74%
Common Stock Issuance & Retirement, Net			$2.730M
YoY Change			13.33%
Debt Paid & Issued, Net			$42.00K
YoY Change			-30.0%
Cash From Financing Activities	25.40M	-22.10M	$8.316M
YoY Change	-214.93%	-3.91%	103.23%
NET CHANGE
Cash From Operating Activities	52.10M	52.10M	$17.15M
Cash From Investing Activities	-45.90M	-30.00M	-$25.44M
Cash From Financing Activities	25.40M	-22.10M	$8.316M
Net Change In Cash	31.60M	-0.000000007451	$30.00K
YoY Change	-424128020480000200.0%	-100.0%	-100.2%
FREE CASH FLOW
Cash From Operating Activities	$52.10M	$52.10M	$17.15M
Capital Expenditures	-$44.70M	-$29.30M	-$24.70M
Free Cash Flow	$96.80M	$81.40M	$41.85M
YoY Change	18.92%	9.56%	48.19%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	50000000
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	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.74
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.70
CY2020Q2	ottr	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRate	0.26	pure
CY2019Q2	ottr	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRate	0.26	pure
	ottr	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRate	0.26	pure
CY2020Q2	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	6452000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	97851000	USD
CY2020Q2	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	19019000	USD
CY2020Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	84197000	USD
CY2019Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	77947000	USD
CY2019Q4	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	8773000	USD
CY2020Q2	us-gaap	Inventory Net InventoryNet	89754000	USD
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CY2020Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	39512000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21199000	USD
CY2019Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	20911000	USD
CY2019Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	185238000	USD
CY2019Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	7480000	USD
CY2020Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	4543000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	4136000	USD
CY2020Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2785636000	USD
CY2020Q2	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	0	USD
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CY2020Q2	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	19958000	USD
CY2019Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	21650000	USD
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	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	8268000	USD
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	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2021000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2094000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	20789000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	18769000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	50695000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	50721000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	16981000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	15426000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41249000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41750000	USD
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40513286
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39712036
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40365214
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39684679
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	40676761
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39917831
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	40560549
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39910499
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.42
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.39
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.02
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.05
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.39
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.02
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.05
	us-gaap	Net Income Loss NetIncomeLoss	41750000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-32000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	4000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-34000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	4000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	92000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	66000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-203000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-72000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-67000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-101000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-96000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	781482000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	26869000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	218000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	157000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	26000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	13000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	53000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	32000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	98000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	49000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	199000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	121000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	137000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	129000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	275000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	259000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-36000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-33000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-192000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	199000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	145000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	402000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	313000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17180000	USD
CY2019Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	15571000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	41651000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	42063000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	800019000	USD
CY2020Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	18597000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	16981000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	199000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1237000	USD
CY2020Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	14978000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	822055000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	740499000	USD
CY2019Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	17000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	15426000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	145000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2148000	USD
CY2019Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	13930000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	744305000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	2069000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41249000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	402000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4007000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	29885000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	822055000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	728863000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	17000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	2730000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41750000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	313000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3944000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	27852000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	744305000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41249000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41750000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	40835000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	38572000	USD
	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	-657000	USD
	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	-674000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	9472000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	960000	USD
	ottr	Increase Decrease In Deferred Charges And Other Assets IncreaseDecreaseInDeferredChargesAndOtherAssets	5565000	USD
	ottr	Increase Decrease In Deferred Charges And Other Assets IncreaseDecreaseInDeferredChargesAndOtherAssets	3884000	USD
	us-gaap	Pension Contributions PensionContributions	11200000	USD
	us-gaap	Pension Contributions PensionContributions	10000000	USD
	ottr	Increase Decrease In Other Operating Liabilities And Increase Decrease In Deferred Liabilities IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities	-5178000	USD
	ottr	Increase Decrease In Other Operating Liabilities And Increase Decrease In Deferred Liabilities IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities	-11942000	USD
	us-gaap	Increase Decrease In Allowance For Equity Funds Used During Construction IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction	1858000	USD
	us-gaap	Increase Decrease In Allowance For Equity Funds Used During Construction IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction	688000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	4007000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3944000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	147000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-276000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	3929000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	30478000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-8097000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-410000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	1066000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-2870000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-23562000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	222000	USD
	ottr	Increase Decrease In Interest Payable And Income Taxes Receivable Payable Net IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet	1917000	USD
	ottr	Increase Decrease In Interest Payable And Income Taxes Receivable Payable Net IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet	6297000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	73901000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	69287000	USD
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	119830000	USD
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	54012000	USD
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	3953000	USD
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	3405000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	5128000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	4776000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-121005000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-55383000	USD
	ottr	Change In Checks Written In Excess Of Cash ChangeInChecksWrittenInExcessOfCash	-550000	USD
	ottr	Change In Checks Written In Excess Of Cash ChangeInChecksWrittenInExcessOfCash	1120000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	35239000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	18003000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	27225000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	374000	USD
	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	-0	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2069000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2730000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	35000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	179000	USD
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	-0	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	90000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	84000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	29885000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	27852000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	65417000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-13783000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	18313000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	121000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	21199000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	861000	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	39512000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	982000	USD
CY2020Q2	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	26190000	USD
CY2019Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	31863000	USD
CY2020Q2	us-gaap	Inventory Work In Process InventoryWorkInProcess	14418000	USD
CY2019Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	16508000	USD
CY2020Q2	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	49146000	USD
CY2019Q4	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	49480000	USD
CY2020Q2	us-gaap	Inventory Net InventoryNet	89754000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	97851000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	22670000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11967000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	10703000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	22670000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11380000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	11290000	USD
CY2020Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	291000	USD
CY2019Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	296000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	587000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	592000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	1140000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1105000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1105000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	1104000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	1099000	USD
CY2020Q2	ottr	Accounts Payable Outstanding Related To Capital Additions AccountsPayableOutstandingRelatedToCapitalAdditions	61925000	USD
CY2019Q2	ottr	Accounts Payable Outstanding Related To Capital Additions AccountsPayableOutstandingRelatedToCapitalAdditions	16841000	USD
CY2019Q2	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	216000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1371000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	463000	USD
CY2020Q2	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	317000	USD
CY2019Q2	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	58000	USD
	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	610000	USD
	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	179000	USD
CY2020Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2100000	USD
CY2019Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1691000	USD
CY2020Q2	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	19958000	USD
CY2020Q2	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	141063000	USD
CY2020Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1681000	USD
CY2019Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1533000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1339000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1407000	USD
CY2020Q2	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	736000	USD
CY2020Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2100000	USD
CY2019Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1691000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	pure
CY2020Q2	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	192756000	USD
CY2019Q2	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	229203000	USD
	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	427503000	USD
	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	475175000	USD
CY2020Q2	us-gaap	Interest And Debt Expense InterestAndDebtExpense	8662000	USD
CY2019Q2	us-gaap	Interest And Debt Expense InterestAndDebtExpense	7825000	USD
	us-gaap	Interest And Debt Expense InterestAndDebtExpense	16785000	USD
	us-gaap	Interest And Debt Expense InterestAndDebtExpense	15651000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3808000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3343000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9446000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8971000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	16981000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	15426000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41249000	USD
	us-gaap	Net Income Loss NetIncomeLoss	41750000	USD
CY2020Q2	us-gaap	Assets Assets	2389239000	USD
CY2019Q4	us-gaap	Assets Assets	2273595000	USD
CY2020Q2	us-gaap	Regulatory Assets RegulatoryAssets	161021000	USD
CY2020Q2	us-gaap	Net Regulatory Assets NetRegulatoryAssets	-90162000	USD
CY2020Q2	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	13023000	USD
CY2020Q2	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	238160000	USD
CY2020Q2	us-gaap	Regulatory Liabilities RegulatoryLiabilities	251183000	USD
CY2020Q2	ottr	Net Regulatory Assets Liability Current NetRegulatoryAssetsLiabilityCurrent	6935000	USD
CY2020Q2	ottr	Net Regulatory Assets Liability Noncurrent NetRegulatoryAssetsLiabilityNoncurrent	-97097000	USD
CY2019Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	21650000	USD
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	195335
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	225820
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	40676761
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39917831
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	40560549
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39910499
CY2020Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	4800000	USD
	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y3M18D
CY2020Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	1237000	USD
CY2019Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2148000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4007000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3944000	USD
CY2020Q2	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	340000000	USD
CY2020Q2	us-gaap	Line Of Credit LineOfCredit	41239000	USD
CY2020Q2	ottr	Line Of Credit Facility Amount Restricted LineOfCreditFacilityAmountRestricted	7670000	USD
CY2020Q2	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	291091000	USD
CY2019Q4	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	318524000	USD
CY2020Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	41239000	USD
CY2020Q2	us-gaap	Long Term Debt LongTermDebt	727261000	USD
CY2020Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	261000	USD
CY2020Q2	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	2611000	USD
CY2020Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	724389000	USD
CY2020Q2	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	765889000	USD
CY2019Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	6000000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	692351000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	183000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	2587000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	689581000	USD
CY2019Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	695764000	USD
CY2019Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	144138000	USD
CY2019Q4	us-gaap	Regulatory Assets RegulatoryAssets	165788000	USD
CY2019Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	7480000	USD
CY2019Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	239906000	USD
CY2019Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	247386000	USD
CY2019Q4	ottr	Net Regulatory Assets Liability Current NetRegulatoryAssetsLiabilityCurrent	14170000	USD
CY2019Q4	ottr	Net Regulatory Assets Liability Noncurrent NetRegulatoryAssetsLiabilityNoncurrent	-95768000	USD
CY2019Q4	us-gaap	Net Regulatory Assets NetRegulatoryAssets	-81598000	USD
	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	63929
	ottr	Stock Issued During Period Shares For Cash Invested Under Dividend Reinvestment And Share Purchase Plan StockIssuedDuringPeriodSharesForCashInvestedUnderDividendReinvestmentAndSharePurchasePlan	30345
	ottr	Stock Issued During Period Shares Vesting Of Restricted Stock Units StockIssuedDuringPeriodSharesVestingOfRestrictedStockUnits	35720
	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	13432
	ottr	Stock Issued During Period Shares Employee Stock Purchase Plans Dividends Reinvested StockIssuedDuringPeriodSharesEmployeeStockPurchasePlansDividendsReinvested	4835
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	17400
	ottr	Directors Deferred Compensation DirectorsDeferredCompensation	612
	ottr	Shares Withheld For Individual Income Tax Requirements SharesWithheldForIndividualIncomeTaxRequirements	38217
CY2020Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	40848828
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40513286
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39712036
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40365214
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39684679
CY2020Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	97401
CY2019Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	134137
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	111519
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	146148
CY2020Q2	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Underlying Shares Related To Nonvested Restricted Stock Units Granted To Employees IncrementalCommonSharesAttributableToDilutiveEffectOfUnderlyingSharesRelatedToNonvestedRestrictedStockUnitsGrantedToEmployees	47331
CY2019Q2	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Underlying Shares Related To Nonvested Restricted Stock Units Granted To Employees IncrementalCommonSharesAttributableToDilutiveEffectOfUnderlyingSharesRelatedToNonvestedRestrictedStockUnitsGrantedToEmployees	60168
	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Underlying Shares Related To Nonvested Restricted Stock Units Granted To Employees IncrementalCommonSharesAttributableToDilutiveEffectOfUnderlyingSharesRelatedToNonvestedRestrictedStockUnitsGrantedToEmployees	55614
	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Underlying Shares Related To Nonvested Restricted Stock Units Granted To Employees IncrementalCommonSharesAttributableToDilutiveEffectOfUnderlyingSharesRelatedToNonvestedRestrictedStockUnitsGrantedToEmployees	61783
CY2020Q2	ottr	Incremental Common Shares Attributable To Sharebased Payment Arrangements Employee Stock Purchase Plans IncrementalCommonSharesAttributableToSharebasedPaymentArrangementsEmployeeStockPurchasePlans	15833
CY2019Q2	ottr	Incremental Common Shares Attributable To Sharebased Payment Arrangements Employee Stock Purchase Plans IncrementalCommonSharesAttributableToSharebasedPaymentArrangementsEmployeeStockPurchasePlans	0
	ottr	Incremental Common Shares Attributable To Sharebased Payment Arrangements Employee Stock Purchase Plans IncrementalCommonSharesAttributableToSharebasedPaymentArrangementsEmployeeStockPurchasePlans	15905
	ottr	Incremental Common Shares Attributable To Sharebased Payment Arrangements Employee Stock Purchase Plans IncrementalCommonSharesAttributableToSharebasedPaymentArrangementsEmployeeStockPurchasePlans	0
CY2020Q2	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Nonvested Restricted Shares IncrementalCommonSharesAttributableToDilutiveEffectOfNonvestedRestrictedShares	1637
CY2019Q2	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Nonvested Restricted Shares IncrementalCommonSharesAttributableToDilutiveEffectOfNonvestedRestrictedShares	9657
	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Nonvested Restricted Shares IncrementalCommonSharesAttributableToDilutiveEffectOfNonvestedRestrictedShares	10749
	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Nonvested Restricted Shares IncrementalCommonSharesAttributableToDilutiveEffectOfNonvestedRestrictedShares	15790
CY2020Q2	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Shares Expected To Be Issued Under Deferred Compensation Program For Directors IncrementalCommonSharesAttributableToDilutiveEffectOfSharesExpectedToBeIssuedUnderDeferredCompensationProgramForDirectors	1273
CY2019Q2	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Shares Expected To Be Issued Under Deferred Compensation Program For Directors IncrementalCommonSharesAttributableToDilutiveEffectOfSharesExpectedToBeIssuedUnderDeferredCompensationProgramForDirectors	1833
	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Shares Expected To Be Issued Under Deferred Compensation Program For Directors IncrementalCommonSharesAttributableToDilutiveEffectOfSharesExpectedToBeIssuedUnderDeferredCompensationProgramForDirectors	1548
	ottr	Incremental Common Shares Attributable To Dilutive Effect Of Shares Expected To Be Issued Under Deferred Compensation Program For Directors IncrementalCommonSharesAttributableToDilutiveEffectOfSharesExpectedToBeIssuedUnderDeferredCompensationProgramForDirectors	2099
CY2020Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	163475
CY2019Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	205795
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	20789000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	18769000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	50695000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	50721000	USD
CY2020Q2	ottr	Income Tax Reconciliation Income Tax Expense Benefit At Federal And State Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalAndStateStatutoryIncomeTaxRate	5405000	USD
CY2019Q2	ottr	Income Tax Reconciliation Income Tax Expense Benefit At Federal And State Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalAndStateStatutoryIncomeTaxRate	4879000	USD
	ottr	Income Tax Reconciliation Income Tax Expense Benefit At Federal And State Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalAndStateStatutoryIncomeTaxRate	13181000	USD
	ottr	Income Tax Reconciliation Income Tax Expense Benefit At Federal And State Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalAndStateStatutoryIncomeTaxRate	13187000	USD
CY2020Q2	ottr	Income Tax Reconciliation Differences Reversing In Excess Of Federal Rates IncomeTaxReconciliationDifferencesReversingInExcessOfFederalRates	-543000	USD
CY2019Q2	ottr	Income Tax Reconciliation Differences Reversing In Excess Of Federal Rates IncomeTaxReconciliationDifferencesReversingInExcessOfFederalRates	-774000	USD
	ottr	Income Tax Reconciliation Differences Reversing In Excess Of Federal Rates IncomeTaxReconciliationDifferencesReversingInExcessOfFederalRates	-1772000	USD
	ottr	Income Tax Reconciliation Differences Reversing In Excess Of Federal Rates IncomeTaxReconciliationDifferencesReversingInExcessOfFederalRates	-1757000	USD
CY2020Q2	ottr	Income Tax Reconciliation Allowance For Funds Used During Construction IncomeTaxReconciliationAllowanceForFundsUsedDuringConstruction	248000	USD
CY2019Q2	ottr	Income Tax Reconciliation Allowance For Funds Used During Construction IncomeTaxReconciliationAllowanceForFundsUsedDuringConstruction	94000	USD
	ottr	Income Tax Reconciliation Allowance For Funds Used During Construction IncomeTaxReconciliationAllowanceForFundsUsedDuringConstruction	560000	USD
	ottr	Income Tax Reconciliation Allowance For Funds Used During Construction IncomeTaxReconciliationAllowanceForFundsUsedDuringConstruction	180000	USD
CY2020Q2	ottr	Effective Income Tax Rate Reconciliation Deduction Equity Method Stock Awards EffectiveIncomeTaxRateReconciliationDeductionEquityMethodStockAwards	-0	USD
CY2019Q2	ottr	Effective Income Tax Rate Reconciliation Deduction Equity Method Stock Awards EffectiveIncomeTaxRateReconciliationDeductionEquityMethodStockAwards	-0	USD
	ottr	Effective Income Tax Rate Reconciliation Deduction Equity Method Stock Awards EffectiveIncomeTaxRateReconciliationDeductionEquityMethodStockAwards	535000	USD
	ottr	Effective Income Tax Rate Reconciliation Deduction Equity Method Stock Awards EffectiveIncomeTaxRateReconciliationDeductionEquityMethodStockAwards	827000	USD
CY2020Q2	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	258000	USD
CY2019Q2	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	258000	USD
	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	516000	USD
	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	516000	USD
CY2020Q2	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	333000	USD
CY2019Q2	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	187000	USD
	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	387000	USD
	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	375000	USD
CY2020Q2	ottr	Effective Income Tax Rate Reconciliation Corporate Owned Life Insurance Amount EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsuranceAmount	-193000	USD
CY2019Q2	ottr	Effective Income Tax Rate Reconciliation Corporate Owned Life Insurance Amount EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsuranceAmount	-150000	USD
	ottr	Effective Income Tax Rate Reconciliation Corporate Owned Life Insurance Amount EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsuranceAmount	14000	USD
	ottr	Effective Income Tax Rate Reconciliation Corporate Owned Life Insurance Amount EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsuranceAmount	-559000	USD
CY2020Q2	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-22000	USD
CY2019Q2	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-73000	USD
	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	21000	USD
	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-2000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3808000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3343000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9446000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8971000	USD
CY2020Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.183	pure
CY2019Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.178	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.186	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.177	pure
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1488000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1282000	USD
	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	42000	USD
	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	-0	USD
	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	81000	USD
	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	75000	USD
	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	-0	USD
	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	42000	USD
CY2020Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1527000	USD
CY2019Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1315000	USD
CY2020Q2	us-gaap	Decrease In Unrecognized Tax Benefits Is Reasonably Possible DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible	725000	USD

Files In Submission

Name	View Source	Status
0001437749-20-017070-index-headers.html	Edgar Link	pending
0001437749-20-017070-index.html	Edgar Link	pending
0001437749-20-017070.txt	Edgar Link	pending
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ex_196012.htm	Edgar Link	pending
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$OTTR
Otter Tail Corp Stock $ottr

2020 Q2 Form 10-Q Financial Statement

#000143774920017070 Filed on August 07, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OTTR Otter Tail Corp Stock $ottr

2020 Q2 Form 10-Q Financial Statement

#000143774920017070 Filed on August 07, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OTTR
Otter Tail Corp Stock $ottr