$TTEK
TETRA TECH INC Stock $ttek

$ttek Overview Financials Valuation SEC Filings Company Website

2018 Q1 Form 10-Q Financial Statement

#000083164118000010 Filed on February 01, 2018

Income Statement

Concept	2018 Q1	2017 Q4	2017 Q1
Revenue		$759.7M	$668.9M
YoY Change		43.11%	6.61%
Cost Of Revenue		$433.0M	$408.2M
YoY Change		-0.16%	1.04%
Gross Profit		$94.15M	$81.36M
YoY Change		-3.14%	8.77%
Gross Profit Margin		12.39%	12.16%
Selling, General & Admin		$46.20M	$41.50M
YoY Change		-2.53%	2.72%
% of Gross Profit		49.07%	51.01%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization		$9.983M	$11.19M
YoY Change		-15.4%	-3.53%
% of Gross Profit		10.6%	13.75%
Operating Expenses		$46.40M	$41.50M
YoY Change		-2.11%	-1.66%
Operating Profit		$48.59M	$39.86M
YoY Change		-2.43%	139.37%
Interest Expense		-$2.800M	-$2.900M
YoY Change		-3.45%	-32.56%
% of Operating Profit		-5.76%	-7.28%
Other Income/Expense, Net
YoY Change
Pretax Income		$45.43M	$36.95M
YoY Change		2.55%	197.96%
Income Tax		-$623.0K	$10.36M
% Of Pretax Income		-1.37%	28.03%
Net Earnings		$46.05M	$26.59M
YoY Change		48.08%	618.62%
Net Earnings / Revenue		6.06%	3.98%
Basic Earnings Per Share		$0.82	$0.47
Diluted Earnings Per Share		$0.81	$0.46
COMMON SHARES
Basic Shares Outstanding	55.85M shares	55.86M shares	57.10M shares
Diluted Shares Outstanding		56.88M shares	58.15M shares

Balance Sheet

Concept	2017 Q4	2017 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$190.0M	$127.0M
YoY Change	18.38%	11.7%
Cash & Equivalents	$190.0M	$127.0M
Short-Term Investments
Other Short-Term Assets	$50.00M	$53.70M
YoY Change	7.99%	-4.96%
Inventory
Prepaid Expenses
Receivables	$788.8M	$718.1M
Other Receivables	$53.20M	$55.20M
Total Short-Term Assets	$1.042B	$954.0M
YoY Change	11.4%	9.09%
LONG-TERM ASSETS
Property, Plant & Equipment	$56.84M	$63.30M
YoY Change	-16.21%	-14.8%
Goodwill	$740.9M
YoY Change	3.19%
Intangibles	$26.69M
YoY Change	-45.49%
Long-Term Investments	$2.700M	$2.000M
YoY Change	30.81%	0.0%
Other Assets	$31.85M	$29.20M
YoY Change	14.24%	5.8%
Total Long-Term Assets	$860.7M	$846.4M
YoY Change	-0.53%	-3.64%
TOTAL ASSETS
Total Short-Term Assets	$1.042B	$954.0M
Total Long-Term Assets	$860.7M	$846.4M
Total Assets	$1.903B	$1.800B
YoY Change	5.66%	2.71%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$177.6M	$136.2M
YoY Change	11.88%	4.37%
Accrued Expenses	$143.4M	$92.30M
YoY Change	10.99%	-4.75%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due	$15.60M	$15.50M
YoY Change	0.65%	-9.36%
Total Short-Term Liabilities	$537.7M	$428.6M
YoY Change	11.76%	-9.9%
LONG-TERM LIABILITIES
Long-Term Debt	$341.3M	$372.7M
YoY Change	2.96%	8.63%
Other Long-Term Liabilities	$50.98M	$62.80M
YoY Change	-5.57%	20.31%
Total Long-Term Liabilities	$50.98M	$435.5M
YoY Change	-5.57%	10.17%
TOTAL LIABILITIES
Total Short-Term Liabilities	$537.7M	$428.6M
Total Long-Term Liabilities	$50.98M	$435.5M
Total Liabilities	$588.6M	$927.9M
YoY Change	10.01%	2.7%
SHAREHOLDERS EQUITY
Retained Earnings	$832.6M
YoY Change	13.06%
Common Stock	$194.4M
YoY Change	-25.49%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$928.5M	$872.6M
YoY Change
Total Liabilities & Shareholders Equity	$1.903B	$1.800B
YoY Change	5.66%	2.71%

Cashflow Statement

Concept	2017 Q4	2017 Q1
OPERATING ACTIVITIES
Net Income	$46.05M	$26.59M
YoY Change	48.08%	618.62%
Depreciation, Depletion And Amortization	$9.983M	$11.19M
YoY Change	-15.4%	-3.53%
Cash From Operating Activities	-$57.68M	-$58.75M
YoY Change	-210.5%	-990.11%
INVESTING ACTIVITIES
Capital Expenditures	$2.143M	$2.031M
YoY Change	-219.06%	-175.22%
Acquisitions	$18.29M	$0.00
YoY Change
Other Investing Activities	$300.0K	$200.0K
YoY Change		-100.24%
Cash From Investing Activities	-$19.73M	-$1.808M
YoY Change	995.94%	-97.94%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$19.42M	$7.597M
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$61.18M	$28.94M
YoY Change	-239.37%	-56.61%
NET CHANGE
Cash From Operating Activities	-$57.68M	-$58.75M
Cash From Investing Activities	-$19.73M	-$1.808M
Cash From Financing Activities	$61.18M	$28.94M
Net Change In Cash	-$16.95M	-$31.61M
YoY Change	-360.78%	118.01%
FREE CASH FLOW
Cash From Operating Activities	-$57.68M	-$58.75M
Capital Expenditures	$2.143M	$2.031M
Free Cash Flow	-$59.83M	-$60.78M
YoY Change	-210.79%	-753.53%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2017Q4	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
CY2017Q4	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2017Q4	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2017Q4	dei	Document Period End Date DocumentPeriodEndDate	2017-12-31
CY2017Q4	dei	Document Type DocumentType	10-Q
CY2017Q4	dei	Entity Central Index Key EntityCentralIndexKey	0000831641
CY2018Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	55850848	shares
CY2017Q4	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017Q4	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2017Q4	dei	Entity Registrant Name EntityRegistrantName	TETRA TECH INC
CY2017Q4	ttek	Concentration Of Risk Revenue Percentage Minimum ConcentrationOfRiskRevenuePercentageMinimum	0.1
CY2017Q4	ttek	Billings In Excess Of Cost Period For Revenue Recognition BillingsInExcessOfCostPeriodForRevenueRecognition	P12M
CY2017Q4	ttek	Business Acquisition Contingent Consideration Potential Cash Payment Current BusinessAcquisitionContingentConsiderationPotentialCashPaymentCurrent	2024000	USD
CY2017Q4	ttek	Business Acquisition Contingent Consideration Potential Cash Payment Current BusinessAcquisitionContingentConsiderationPotentialCashPaymentCurrent	7868000	USD
CY2017Q4	ttek	Business Acquisition Contingent Consideration Potential Cash Payment Noncurrent BusinessAcquisitionContingentConsiderationPotentialCashPaymentNoncurrent	414000	USD
CY2017Q4	ttek	Business Acquisition Contingent Consideration Potential Cash Payment Noncurrent BusinessAcquisitionContingentConsiderationPotentialCashPaymentNoncurrent	13218000	USD
CY2017	ttek	Concentration Of Risk Accounts Receivable Percentage Minimum ConcentrationOfRiskAccountsReceivablePercentageMinimum	0.10
CY2017Q4	ttek	Concentration Of Risk Accounts Receivable Percentage Minimum ConcentrationOfRiskAccountsReceivablePercentageMinimum	0.10
CY2017Q1	ttek	Concentration Of Risk Revenue Percentage Minimum ConcentrationOfRiskRevenuePercentageMinimum	0.1
CY2017Q4	ttek	Effective Income Tax Rate Reconciliation Excluding Revaluation Of Deferred Taxes Percent EffectiveIncomeTaxRateReconciliationExcludingRevaluationOfDeferredTaxesPercent	0.209
CY2017Q1	ttek	Effective Income Tax Rate Reconciliation Excluding Sharebased Compensation Excess Tax Benefit And Tax Cuts And Jobs Act Impacts Percent EffectiveIncomeTaxRateReconciliationExcludingSharebasedCompensationExcessTaxBenefitAndTaxCutsAndJobsActImpactsPercent	0.328
CY2017Q4	ttek	Effective Income Tax Rate Reconciliation Excluding Sharebased Compensation Excess Tax Benefit And Tax Cuts And Jobs Act Impacts Percent EffectiveIncomeTaxRateReconciliationExcludingSharebasedCompensationExcessTaxBenefitAndTaxCutsAndJobsActImpactsPercent	0.280
CY2017Q4	ttek	Government Contract Receivable Billed Amounts GovernmentContractReceivableBilledAmounts	45400000	USD
CY2017Q4	ttek	Government Contract Receivable Billed Amounts GovernmentContractReceivableBilledAmounts	65000000	USD
CY2017Q4	ttek	Government Contract Receivable Unbilled Amounts Related To Claims And Requests For Equitable Adjustment On Contract GovernmentContractReceivableUnbilledAmountsRelatedToClaimsAndRequestsForEquitableAdjustmentOnContract	59000000	USD
CY2017Q4	ttek	Government Contract Receivable Unbilled Amounts Related To Claims And Requests For Equitable Adjustment On Contract GovernmentContractReceivableUnbilledAmountsRelatedToClaimsAndRequestsForEquitableAdjustmentOnContract	61000000	USD
CY2017Q1	ttek	Increase Decrease In Accrued Compensation IncreaseDecreaseInAccruedCompensation	-36884000	USD
CY2017Q4	ttek	Increase Decrease In Accrued Compensation IncreaseDecreaseInAccruedCompensation	-42575000	USD
CY2017Q4	ttek	Liability For Uncertain Tax Positions Current And Noncurrent LiabilityForUncertainTaxPositionsCurrentAndNoncurrent	9300000	USD
CY2017Q4	ttek	Liability For Uncertain Tax Positions Current And Noncurrent LiabilityForUncertainTaxPositionsCurrentAndNoncurrent	9400000	USD
CY2017Q4	ttek	Number Of Renamed Reportable Segments NumberOfRenamedReportableSegments	2	segment
CY2017Q4	ttek	Revenue Recognition Estimated Cost To Complete Related Contracts RevenueRecognitionEstimatedCostToCompleteRelatedContracts	4700000	USD
CY2017Q1	ttek	Revenue Recognition Net Unfavorable Operating Income Adjustments RevenueRecognitionNetUnfavorableOperatingIncomeAdjustments	4000000	USD
CY2017Q1	ttek	Selling General And Administrative Expenses Including Depreciation And Amortization Of Intangible Assets SellingGeneralAndAdministrativeExpensesIncludingDepreciationAndAmortizationOfIntangibleAssets	41506000	USD
CY2017Q4	ttek	Selling General And Administrative Expenses Including Depreciation And Amortization Of Intangible Assets SellingGeneralAndAdministrativeExpensesIncludingDepreciationAndAmortizationOfIntangibleAssets	45556000	USD
CY2017Q1	ttek	Subcontractor Costs SubcontractorCosts	179300000	USD
CY2017Q4	ttek	Subcontractor Costs SubcontractorCosts	214902000	USD
CY2017Q4	ttek	Tax Cutsand Jobs Actof2017 Incomplete Accounting Changein Tax Rate Provisional Income Tax Expense Benefit TaxCutsandJobsActof2017IncompleteAccountingChangeinTaxRateProvisionalIncomeTaxExpenseBenefit	-10100000	USD
CY2017Q4	ttek	Unbilled Contracts Receivable Period For Billing And Collection UnbilledContractsReceivablePeriodForBillingAndCollection	P12M
CY2017Q4	ttek	Unrecognized Tax Benefits Period To Affect Tax Rate UnrecognizedTaxBenefitsPeriodToAffectTaxRate	P12M
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	177638000	USD
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	144628000	USD
CY2017Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	821026000	USD
CY2017Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	880338000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	788767000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	846201000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	124560000	USD
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CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-98500000	USD
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CY2017Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	193835000	USD
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CY2017Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5900000	USD
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CY2017Q1	us-gaap	Gross Profit GrossProfit	81361000	USD
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CY2017Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1030000	USD
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CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10358000	USD
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CY2017Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	13312000	USD
CY2017Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	5589000	USD
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CY2017Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	41962000	USD
CY2017Q4	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	36011000	USD
CY2017Q1	us-gaap	Increase Decrease In Billing In Excess Of Cost Of Earnings IncreaseDecreaseInBillingInExcessOfCostOfEarnings	24472000	USD
CY2017Q4	us-gaap	Increase Decrease In Billing In Excess Of Cost Of Earnings IncreaseDecreaseInBillingInExcessOfCostOfEarnings	12330000	USD
CY2017Q1	us-gaap	Increase Decrease In Income Taxes Payable Net Of Income Taxes Receivable IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable	-6760000	USD
CY2017Q4	us-gaap	Increase Decrease In Income Taxes Payable Net Of Income Taxes Receivable IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable	7926000	USD
CY2017Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-9642000	USD
CY2017Q4	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-8974000	USD
CY2017Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	7392000	USD
CY2017Q4	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	16321000	USD
CY2017Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1046000	shares
CY2017Q4	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1020000	shares
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	26688000	USD
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	24533000	USD
CY2017Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-2908000	USD
CY2017Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-3160000	USD
CY2017Q1	us-gaap	Interest Paid Net InterestPaidNet	2931000	USD
CY2017Q4	us-gaap	Interest Paid Net InterestPaidNet	2913000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1902745000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1970987000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	537668000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	483916000	USD
CY2017Q4	us-gaap	Line Of Credit LineOfCredit	447600000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	341283000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	432431000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	15588000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	15511000	USD
CY2017Q4	us-gaap	Minority Interest MinorityInterest	171000	USD
CY2017Q4	us-gaap	Minority Interest MinorityInterest	165000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	28944000	USD
CY2017Q4	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	69995000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1808000	USD
CY2017Q4	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-19727000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-58747000	USD
CY2017Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	18000	USD
CY2017Q4	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-66494000	USD
CY2017Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	27000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26562000	USD
CY2017Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	46034000	USD
CY2017Q1	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-14844000	USD
CY2017Q4	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-3383000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	39855000	USD
CY2017Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	48589000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	31850000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	32980000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	183000	USD
CY2017Q4	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	-2000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-15999000	USD
CY2017Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-3469000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-15003000	USD
CY2017Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-3403000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-15186000	USD
CY2017Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3401000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	996000	USD
CY2017Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	66000	USD
CY2017Q1	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	408190000	USD
CY2017Q4	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	450702000	USD
CY2017Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	81511000	USD
CY2017Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	82146000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	50975000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	55061000	USD
CY2017Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	10000000	USD
CY2017Q4	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	25000000	USD
CY2017Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	5100000	USD
CY2017Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	5144000	USD
CY2017Q4	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	5589000	USD
CY2017Q4	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	5600000	USD
CY2017Q1	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2017Q4	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	18294000	USD
CY2017Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2031000	USD
CY2017Q4	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2143000	USD
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	2000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	2000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	49969000	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	65856000	USD
CY2017Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2403000	USD
CY2017Q4	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	5584000	USD
CY2017Q1	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	88950000	USD
CY2017Q4	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	120026000	USD
CY2017Q1	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	223000	USD
CY2017Q4	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	710000	USD
CY2017Q1	us-gaap	Profit Loss ProfitLoss	26589000	USD
CY2017Q4	us-gaap	Profit Loss ProfitLoss	46052000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	181395000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	183633000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	56835000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	56929000	USD
CY2017Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-1128000	USD
CY2017Q4	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2524000	USD
CY2017Q4	us-gaap	Provision For Loss On Contracts ProvisionForLossOnContracts	8100000	USD
CY2017Q4	us-gaap	Provision For Loss On Contracts ProvisionForLossOnContracts	4500000	USD
CY2017Q1	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	342000	USD
CY2017Q4	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	18000	USD
CY2017Q1	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	47265000	USD
CY2017Q4	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	25026000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	832559000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	873004000	USD
CY2017Q1	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	668851000	USD
CY2017Q4	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	759749000	USD
CY2017Q1	us-gaap	Share Based Compensation ShareBasedCompensation	3217000	USD
CY2017Q4	us-gaap	Share Based Compensation ShareBasedCompensation	3970000	USD
CY2016Q4	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	200000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	928453000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	946956000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	928624000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	947121000	USD
CY2017Q4	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	48.57
CY2017Q4	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	514676	shares
CY2017Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	25000000	USD
CY2017Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	404899000	USD
CY2017Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	419912000	USD
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	58145000	shares
CY2017Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	56875000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	57099000	shares
CY2017Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	55855000	shares

Files In Submission

Name	View Source	Status
0000831641-18-000010-index-headers.html	Edgar Link	pending
0000831641-18-000010-index.html	Edgar Link	pending
0000831641-18-000010.txt	Edgar Link	pending
0000831641-18-000010-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
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R47.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
ttek-20171231.xml	Edgar Link	completed
ttek-20171231.xsd	Edgar Link	pending
ttek-20171231_cal.xml	Edgar Link	unprocessable
ttek-20171231_def.xml	Edgar Link	unprocessable
ttek-20171231_lab.xml	Edgar Link	unprocessable
ttek-20171231_pre.xml	Edgar Link	unprocessable
ttekex311q12018.htm	Edgar Link	pending
ttekex312q12018.htm	Edgar Link	pending
ttekex321q12018.htm	Edgar Link	pending
ttekex322q12018.htm	Edgar Link	pending
ttekex95q12018.htm	Edgar Link	pending
ttekfy18q110-q.htm	Edgar Link	pending

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$TTEK
TETRA TECH INC Stock $ttek

2018 Q1 Form 10-Q Financial Statement

#000083164118000010 Filed on February 01, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TTEK TETRA TECH INC Stock $ttek

2018 Q1 Form 10-Q Financial Statement

#000083164118000010 Filed on February 01, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TTEK
TETRA TECH INC Stock $ttek