$ARWR
ARROWHEAD PHARMACEUTICALS, INC. Stock $arwr

$arwr Overview Financials Valuation SEC Filings Company Website

2013 Q2 Form 10-Q Financial Statement

#000119312513210998 Filed on May 09, 2013

Income Statement

Concept	2013 Q2	2013 Q1	2012 Q1
Revenue	$43.75K	$43.75K	$31.25K
YoY Change	-8.7%	40.0%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin	$2.040M	$1.790M	$3.120M
YoY Change	-60.84%	-42.63%	95.0%
% of Gross Profit
Research & Development	$1.757M	$2.125M	$1.359M
YoY Change	44.07%	56.4%	870.49%
% of Gross Profit
Depreciation & Amortization	$454.1K	$448.8K	$423.9K
YoY Change	7.24%	5.85%
% of Gross Profit
Operating Expenses	$6.434M	$5.434M	$4.900M
YoY Change	-6.09%	10.9%	170.72%
Operating Profit	-$6.390M	-$5.390M	-$4.869M
YoY Change	-6.07%	10.71%
Interest Expense	-$10.00K	-$210.0K	-$680.0K
YoY Change	-101.11%	-69.12%	-194.44%
% of Operating Profit
Other Income/Expense, Net	$212.2K	-$1.549M	-$714.9K
YoY Change	-114.77%	116.74%
Pretax Income	-$6.178M	-$6.940M	-$5.584M
YoY Change	-25.03%	24.29%	412.26%
Income Tax
% Of Pretax Income
Net Earnings	-$6.079M	-$6.758M	-$5.335M
YoY Change	-23.93%	26.67%	-283.34%
Net Earnings / Revenue	-13894.88%	-15446.71%	-17072.75%
Basic Earnings Per Share		-$0.41	-$0.50
Diluted Earnings Per Share	-$232.7K	-$410.7K	-$500.9K
COMMON SHARES
Basic Shares Outstanding	31.31M shares	17.31M shares	10.66M
Diluted Shares Outstanding

Balance Sheet

Concept	2013 Q2	2013 Q1	2012 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$33.10M	$3.300M	$3.700M
YoY Change	1279.17%	-10.81%	-47.14%
Cash & Equivalents	$29.03M	$3.313M	$3.595M
Short-Term Investments	$4.100M	$0.00	$100.0K
Other Short-Term Assets	$1.100M	$400.0K	$500.0K
YoY Change	175.0%	-20.0%	66.67%
Inventory
Prepaid Expenses
Receivables	$0.00	$0.00	$0.00
Other Receivables	$300.0K	$0.00	$4.700M
Total Short-Term Assets	$34.41M	$3.740M	$8.800M
YoY Change	483.24%	-57.5%	2.33%
LONG-TERM ASSETS
Property, Plant & Equipment	$3.793M	$4.013M	$6.700M
YoY Change	-29.75%	-40.1%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$0.00	$0.00	$1.800M
YoY Change	-100.0%	-100.0%	-30.77%
Other Assets	$3.284M	$4.666M	$0.00
YoY Change
Total Long-Term Assets	$7.077M	$8.679M	$11.30M
YoY Change	-33.23%	-23.19%	71.21%
TOTAL ASSETS
Total Short-Term Assets	$34.41M	$3.740M	$8.800M
Total Long-Term Assets	$7.077M	$8.679M	$11.30M
Total Assets	$41.49M	$12.42M	$20.10M
YoY Change	151.45%	-38.21%	32.24%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.062M	$871.7K	$800.0K
YoY Change	6.19%	8.96%	300.0%
Accrued Expenses	$706.1K	$823.5K	$3.500M
YoY Change	-66.38%	-76.47%	483.33%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$1.100M	$1.100M	$200.0K
YoY Change	450.0%	450.0%
Total Short-Term Liabilities	$6.678M	$7.164M	$6.400M
YoY Change	15.14%	11.94%	156.0%
LONG-TERM LIABILITIES
Long-Term Debt	$1.200M	$1.200M	$2.100M
YoY Change	-42.86%	-42.86%	320.0%
Other Long-Term Liabilities	$337.6K	$272.2K	$0.00
YoY Change	237.59%
Total Long-Term Liabilities	$1.505M	$1.495M	$2.100M
YoY Change	-31.61%	-28.82%	320.0%
TOTAL LIABILITIES
Total Short-Term Liabilities	$6.678M	$7.164M	$6.400M
Total Long-Term Liabilities	$1.505M	$1.495M	$2.100M
Total Liabilities	$8.183M	$8.659M	$7.800M
YoY Change	15.25%	11.01%	143.75%
SHAREHOLDERS EQUITY
Retained Earnings	-$152.4M	-$146.4M
YoY Change
Common Stock	$187.4M	$151.7M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$34.96M	$5.313M	$12.20M
YoY Change
Total Liabilities & Shareholders Equity	$41.49M	$12.42M	$20.10M
YoY Change	151.45%	-38.21%	32.24%

Cashflow Statement

Concept	2013 Q2	2013 Q1	2012 Q1
OPERATING ACTIVITIES
Net Income	-$6.079M	-$6.758M	-$5.335M
YoY Change	-23.93%	26.67%	-283.34%
Depreciation, Depletion And Amortization	$454.1K	$448.8K	$423.9K
YoY Change	7.24%	5.85%
Cash From Operating Activities	-$5.300M	-$4.500M	-$4.200M
YoY Change	35.9%	7.14%	223.08%
INVESTING ACTIVITIES
Capital Expenditures	-$200.0K	$0.00	-$200.0K
YoY Change	100.0%	-100.0%
Acquisitions
YoY Change
Other Investing Activities	-$4.100M	$1.200M	$0.00
YoY Change	-4200.0%		-100.0%
Cash From Investing Activities	-$4.300M	$1.200M	-$200.0K
YoY Change		-700.0%	-81.82%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$35.40M	$3.500M
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	35.30M	3.700M	1.200M
YoY Change	1207.41%	208.33%	-33.33%
NET CHANGE
Cash From Operating Activities	-5.300M	-4.500M	-4.200M
Cash From Investing Activities	-4.300M	1.200M	-200.0K
Cash From Financing Activities	35.30M	3.700M	1.200M
Net Change In Cash	25.70M	400.0K	-3.200M
YoY Change	-2241.67%	-112.5%	433.33%
FREE CASH FLOW
Cash From Operating Activities	-$5.300M	-$4.500M	-$4.200M
Capital Expenditures	-$200.0K	$0.00	-$200.0K
Free Cash Flow	-$5.100M	-$4.500M	-$4.000M
YoY Change	34.21%	12.5%	207.69%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2008Q4	arwr	Additional Invest In Notes Offering AdditionalInvestInNotesOffering	600000
CY2008Q4	arwr	Invest In Notes Offering InvestInNotesOffering	200000
CY2008Q4	arwr	Principal Amount Of Note Not Converted In To Shares PrincipalAmountOfNoteNotConvertedInToShares	500000
CY2008Q4	arwr	Unsecured Convertible Promissory Note Agreements UnsecuredConvertiblePromissoryNoteAgreements	2500000
CY2011Q4	us-gaap	Long Term Notes Payable LongTermNotesPayable	50000
CY2012Q3	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	2.76
CY2013Q1	arwr	Price Per Share Of Stock Issued In Underwritten Public Offering PricePerShareOfStockIssuedInUnderwrittenPublicOffering	2.12
CY2013Q1	arwr	Warrant To Purchase Share Of Common Stock WarrantToPurchaseShareOfCommonStock	0.5	shares
CY2013Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	31305317	shares
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-122535342
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	18888265
CY2012Q4	arwr	Warrants Issued To Acquire Common Stock WarrantsIssuedToAcquireCommonStock	912543	shares
CY2013Q1	arwr	Warrants Issued To Acquire Common Stock WarrantsIssuedToAcquireCommonStock	833530	shares
CY2008Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	7054	shares
CY2008Q2	arwr	Common Stock Purchased From Minority Share Holders CommonStockPurchasedFromMinorityShareHolders	200000	shares
CY2013Q1	us-gaap	Business Acquisition Contingent Consideration Potential Cash Payment BusinessAcquisitionContingentConsiderationPotentialCashPayment
CY2013Q1	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	3117322
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1989794	shares
CY2013Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	6329009
CY2008Q2	arwr	Value Of Common Stock Purchased By Cash ValueOfCommonStockPurchasedByCash	200000
CY2010Q1	arwr	Warrants Exercised WarrantsExercised	24788	shares
CY2010Q1	arwr	Stock Issued Against Warrants StockIssuedAgainstWarrants	12870	shares
CY2010Q2	arwr	Warrants Issued To Acquire Common Stock WarrantsIssuedToAcquireCommonStock	329649	shares
CY2012Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3595112
CY2012Q4	arwr	Price Per Share Of Stock Issued In Underwritten Public Offering PricePerShareOfStockIssuedInUnderwrittenPublicOffering	2.26
CY2012Q4	arwr	Warrant To Purchase Share Of Common Stock WarrantToPurchaseShareOfCommonStock	0.5	shares
CY2012Q4	arwr	Minimum Stock Price Required To Maintain Under Equity Line Facility MinimumStockPriceRequiredToMaintainUnderEquityLineFacility	2.00
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	800
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	7.24
CY2013Q1	us-gaap	Capitalized Computer Software Gross CapitalizedComputerSoftwareGross	69623
CY2013Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	145000000	shares
CY2013Q1	us-gaap	Notes Payable Current NotesPayableCurrent	880239
CY2013Q1	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	256846
CY2013Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3760504
CY2013Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1222573
CY2013Q1	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	119761
CY2013Q1	us-gaap	Capital Units Authorized CapitalUnitsAuthorized	150000000	shares
CY2013Q1	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	2535910
CY2013Q1	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	6055535	shares
CY2013Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2013Q1	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	4636339
CY2013Q1	us-gaap	Liabilities Current LiabilitiesCurrent	7164026
CY2013Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	426398
CY2013Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	240000
CY2013Q1	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	256846
CY2013Q1	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	65625
CY2013Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-146369775
CY2013Q1	us-gaap	Assets Assets	12419325
CY2013Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3313483
CY2013Q1	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	323376
CY2013Q1	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	1390665
CY2013Q1	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	470154
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	5.86
CY2013Q1	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	256846
CY2013Q1	us-gaap	Minority Interest MinorityInterest	-1552383
CY2013Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	300000
CY2013Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	4666350
CY2013Q1	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	256846
CY2013Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	148000
CY2013Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	12419325
CY2013Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	17042764	shares
CY2013Q1	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	129006
CY2013Q1	us-gaap	Common Stock Value CommonStockValue	109402
CY2013Q1	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2013Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	546407
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1037989	shares
CY2013Q1	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.10	pure
CY2013Q1	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	1494795
CY2013Q1	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	30011
CY2013Q1	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	445921
CY2013Q1	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	2749409
CY2013Q1	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	322150	shares
CY2013Q1	us-gaap	Long Term Notes Payable LongTermNotesPayable	50000
CY2013Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	250000
CY2013Q1	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1000000
CY2013Q1	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	434229
CY2013Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2013Q1	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	218048
CY2013Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	823517
CY2013Q1	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2013Q1	us-gaap	Preferred Stock Value PreferredStockValue
CY2013Q1	us-gaap	Class Of Warrant Or Right Exercise Price Of Warrants Or Rights ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights	2.14
CY2013Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4013094
CY2013Q1	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	182899
CY2013Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2013Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	17042764	shares
CY2013Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	280000
CY2013Q1	us-gaap	Assets Current AssetsCurrent	3739881
CY2013Q1	us-gaap	Business Acquisition Purchase Price Allocation Preacquisition Contingency Accrual BusinessAcquisitionPurchasePriceAllocationPreacquisitionContingencyAccrual
CY2013Q1	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	2475949
CY2013Q1	us-gaap	Business Acquisition Contingent Consideration At Fair Value BusinessAcquisitionContingentConsiderationAtFairValue	173621
CY2013Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	300000
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CY2013Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2013Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2315915
CY2013Q1	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	151573260
CY2013Q1	us-gaap	Stockholders Equity StockholdersEquity	5312887
CY2013Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1519017
CY2013Q1	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
CY2013Q1	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	1172616
CY2013Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	272179
CY2013Q1	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	457961
CY2013Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	871707
CY2013Q1	arwr	Operating Leases Future Minimum Payments Due In Six Years OperatingLeasesFutureMinimumPaymentsDueInSixYears	359370
CY2013Q1	arwr	Indefinite Lived Intangible Assets Accumulated Amortization IndefiniteLivedIntangibleAssetsAccumulatedAmortization	0
CY2013Q1	arwr	Business Acquisition Net Change In Fair Value Of Contingent Consideration BusinessAcquisitionNetChangeInFairValueOfContingentConsideration
CY2013Q1	arwr	Operating Leases Future Minimum Payments Due In Six Years And Thereafter OperatingLeasesFutureMinimumPaymentsDueInSixYearsAndThereafter	125415
CY2013Q1	arwr	Research Equipment ResearchEquipment	3186601
CY2013Q1	arwr	Finite And Indefinite Lived Intangible Assets Net Ending Balance FiniteAndIndefiniteLivedIntangibleAssetsNetEndingBalance	4636339
CY2013Q1	arwr	Capital Leases Future Minimum Payments Due In Six Years CapitalLeasesFutureMinimumPaymentsDueInSixYears	256846
CY2013Q1	arwr	Capital Leases Future Minimum Payments Due In Six Years And Thereafter CapitalLeasesFutureMinimumPaymentsDueInSixYearsAndThereafter	107020
CY2013Q1	arwr	Note Receivable Future Payment Reserve NoteReceivableFuturePaymentReserve	1300000
CY2003Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1419762
CY2004Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	11227149
CY2005Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	28026657
CY2006Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	31605644
CY2007Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	26456577
CY2008Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	12302609
CY2009Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4857936
CY2010Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8078295
CY2011Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	12564167
CY2011Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	7507389
CY2011Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	9.03
CY2011Q3	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	15000000
CY2011Q3	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	0
CY2011Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	729096	shares
CY2011Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1731211
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2012Q3	us-gaap	Capitalized Computer Software Gross CapitalizedComputerSoftwareGross	69623
CY2012Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	145000000	shares
CY2012Q3	us-gaap	Notes Payable Current NotesPayableCurrent	100000
CY2012Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8808909
CY2012Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1127219
CY2012Q3	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	647213
CY2012Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2012Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	4784569
CY2012Q3	us-gaap	Liabilities Current LiabilitiesCurrent	5327888
CY2012Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	618130
CY2012Q3	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	37500
CY2012Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-134997680
CY2012Q3	us-gaap	Assets Assets	16527818
CY2012Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3377288
CY2012Q3	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	323376
CY2012Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	6.01
CY2012Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	9375
CY2012Q3	us-gaap	Minority Interest MinorityInterest	-1203733
CY2012Q3	us-gaap	Business Acquisition Contingent Consideration Potential Cash Payment BusinessAcquisitionContingentConsiderationPotentialCashPayment
CY2012Q3	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	3117322
CY2012Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1910794	shares
CY2012Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	6461435
CY2012Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	5064830
CY2012Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	16527818
CY2012Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	13579185	shares
CY2012Q3	us-gaap	Common Stock Value CommonStockValue	108354
CY2012Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2012Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1592394
CY2012Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	2391021
CY2012Q3	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	280261
CY2012Q3	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	2749409
CY2012Q3	us-gaap	Long Term Notes Payable LongTermNotesPayable	839421
CY2012Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2012Q3	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	214801
CY2012Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	730775
CY2012Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2012Q3	us-gaap	Preferred Stock Value PreferredStockValue
CY2012Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4895652
CY2012Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2012Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	13579185	shares
CY2012Q3	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	106500
CY2012Q3	us-gaap	Assets Current AssetsCurrent	6567336
CY2012Q3	us-gaap	Business Acquisition Purchase Price Allocation Preacquisition Contingency Accrual BusinessAcquisitionPurchasePriceAllocationPreacquisitionContingencyAccrual	173621
CY2012Q3	us-gaap	Other Receivables OtherReceivables	9930
CY2012Q3	us-gaap	Business Acquisition Contingent Consideration At Fair Value BusinessAcquisitionContingentConsiderationAtFairValue	173621
CY2012Q3	us-gaap	Receivable From Shareholders Or Affiliates For Issuance Of Capital Stock ReceivableFromShareholdersOrAffiliatesForIssuanceOfCapitalStock	1016000
CY2012Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2012Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1565783
CY2012Q3	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	2446113
CY2012Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	145917968
CY2012Q3	us-gaap	Stockholders Equity StockholdersEquity	10012642
CY2012Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1667247
CY2012Q3	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	1282458
CY2012Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	269142
CY2012Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	877986
CY2012Q3	arwr	Indefinite Lived Intangible Assets Accumulated Amortization IndefiniteLivedIntangibleAssetsAccumulatedAmortization	0
CY2012Q3	arwr	Business Acquisition Net Change In Fair Value Of Contingent Consideration BusinessAcquisitionNetChangeInFairValueOfContingentConsideration
CY2012Q3	arwr	Research Equipment ResearchEquipment	3319027
CY2012Q3	arwr	Finite And Indefinite Lived Intangible Assets Net Ending Balance FiniteAndIndefiniteLivedIntangibleAssetsNetEndingBalance	4784569
	dei	Trading Symbol TradingSymbol	ARWR
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2013
	dei	Document Type DocumentType	10-Q
	dei	Document Period End Date DocumentPeriodEndDate	2013-03-31
	dei	Entity Central Index Key EntityCentralIndexKey	0000879407
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	26516
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-354
	us-gaap	Utilities Costs UtilitiesCosts	16000
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1257196
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	214318
	us-gaap	Profit Loss ProfitLoss	-11720745
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0.00
	dei	Entity Registrant Name EntityRegistrantName	ARROWHEAD RESEARCH CORP
	dei	Amendment Flag AmendmentFlag	false
	dei	Entity Filer Category EntityFilerCategory	Smaller Reporting Company
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	898362
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	79000	shares
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	3701685
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P6Y8M12D
	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2013-11-26
	us-gaap	Interest Paid InterestPaid	21828
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	15272703	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
	us-gaap	Share Based Compensation ShareBasedCompensation	750782
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	2.20
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-8304350
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-63805
	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	-191733
	us-gaap	Proceeds From Collection Of Other Receivables ProceedsFromCollectionOfOtherReceivables	1600000
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	1258167
	us-gaap	Operating Income Loss OperatingIncomeLoss	-10200308
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-354
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	750782
	us-gaap	Stockholders Equity Reverse Stock Split StockholdersEquityReverseStockSplit	Company effected a 1 for 10 reverse stock split
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.74
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P7Y9M18D
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	1160181
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	6982732
	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	106595
	us-gaap	Net Income Loss NetIncomeLoss	-11372095
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-1520083
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-9375
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	0.0
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-11720391
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	0	shares
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	1697646
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	14873
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-348650
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.69	pure
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-20151
	us-gaap	Operating Expenses OperatingExpenses	10403074
	us-gaap	Revenues Revenues	202766
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	36931
	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P12Y
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	31468
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	244801
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-221169
	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	7200000
	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	-221169
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	148230
	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-354
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-36440
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	750782
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-11720391
	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-1080
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	3354599
	us-gaap	Use Of Estimates UseOfEstimates	<div> <p style="MARGIN-TOP: 18px; MARGIN-BOTTOM: 0px"><font style="FONT-FAMILY: Times New Roman" size="2"><i>Use of Estimates</i></font></p> <p style="MARGIN-TOP: 6px; TEXT-INDENT: 8%; MARGIN-BOTTOM: 0px"> <font style="FONT-FAMILY: Times New Roman" size="2">The preparation of financial statements in conformity with generally accepted accounting principles requires management to make estimates and assumptions that affect the amounts reported in the accompanying financial statements. Actual results could differ from those estimates.</font></p> </div>
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	-354
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	129454
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	199242
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	1.31
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-6279
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	7089327
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate		pure
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.74
	us-gaap	Debt Instrument Payment Terms DebtInstrumentPaymentTerms	Two times principal payment upon certain events
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-354
	arwr	Noncontrolling Interest NoncontrollingInterest	348650
	arwr	Subscription Receivable SubscriptionReceivable	16000
	arwr	Facility And Equipment Rent Expense FacilityAndEquipmentRentExpense	281000
CY2004	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	15000
	arwr	Increase In Monthly Expenditure Due To Utilities Costs IncreaseInMonthlyExpenditureDueToUtilitiesCosts	72000
	arwr	Obligation To Pay Royalties ObligationToPayRoyalties	Later of (i) the expiration of the last to expire patent right related to such product candidate that was transferred in the Transaction and (ii) ten years after the first commercial sale of such product candidate.
	arwr	Other Rental Expenses OtherRentalExpenses	13000
	arwr	Ownership Percentage In Subsidiary OwnershipPercentageInSubsidiary	1.00	pure
	arwr	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodFairValue	103293
	arwr	Term Of Exchange Rights TermOfExchangeRights	P7Y
	arwr	Present Value Of Contingent Acquisition Consideration PresentValueOfContingentAcquisitionConsideration	84935
	arwr	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	1279882
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	878391
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	837234
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-902
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
	us-gaap	Profit Loss ProfitLoss	-8270913
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2127765
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum	1.00	pure
	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation	-100035
	us-gaap	Interest Paid InterestPaid	22853
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	10390986	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	0
	us-gaap	Share Based Compensation ShareBasedCompensation	421268
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-6862442
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-3912277
	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	185341
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	338332
	us-gaap	Operating Income Loss OperatingIncomeLoss	-8907797
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-702
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.75
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	509009
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	2612735
	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	91598
	us-gaap	Net Income Loss NetIncomeLoss	-7820737
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	637586
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-149570
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-8270211
	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	-58091
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum	0.90	pure
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2197824
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12890
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	277240
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-170788
	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	-170788
	us-gaap	Operating Expenses OperatingExpenses	8963005
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	6285
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit
	us-gaap	Revenues Revenues	55208
	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-902
	arwr	Noncontrolling Interest NoncontrollingInterest	450176
	arwr	Gain On Acquisition GainOnAcquisition	1576107
	arwr	Facility And Equipment Rent Expense FacilityAndEquipmentRentExpense	214000
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-689048
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-450176
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-33484
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	486152
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-8270211
	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	698224
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	3337757
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	-702
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	398787
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	3.79
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	224495
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2696333
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate		pure
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	6528
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.75
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-58091
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-702
	arwr	Proceeds From Sale Of Stock In Subsidiary ProceedsFromSaleOfStockInSubsidiary	8000
	arwr	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodFairValue	3505912
CY2011Q4	arwr	Debt Instrument Due Date DebtInstrumentDueDate	2014-10-17
CY2012Q3	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	2260869	shares
CY2012Q3	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	6200000
CY2012Q3	arwr	Common Stock Exercise Price CommonStockExercisePrice	3.25
CY2012Q3	arwr	Common Stock Exchange For Warrants CommonStockExchangeForWarrants	0.75	shares
CY2013Q1	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	3300000
CY2013Q1	arwr	Stock Issued During Period Shares New Issues By Way Of Public Offering StockIssuedDuringPeriodSharesNewIssuesByWayOfPublicOffering	1667051	shares
CY2013Q1	arwr	Unit Sold Description UnitSoldDescription	Each unit consisted of one share of common stock and a warrant to purchase
CY2012Q4	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	3900000
CY2012Q4	arwr	Stock Issued During Period Shares New Issues By Way Of Public Offering StockIssuedDuringPeriodSharesNewIssuesByWayOfPublicOffering	1800000	shares
CY2012Q4	arwr	Unit Sold Description UnitSoldDescription	Each unit consisted of one share of Common Stock and a warrant to purchase
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1007196
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	8307648
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1156677
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-46890516
	us-gaap	Research And Development In Process ResearchAndDevelopmentInProcess	15851555
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
	us-gaap	Proceeds From Divestiture Of Interest In Consolidated Subsidiaries ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries	359375
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	250000
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	3313483
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	1642775
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	378073
	us-gaap	Profit Loss ProfitLoss	-165373750
	us-gaap	Income Taxes Paid IncomeTaxesPaid	742500
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	46320433
	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-1677000
	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation	1579365
	us-gaap	Interest Paid InterestPaid	302516
	us-gaap	Share Based Compensation ShareBasedCompensation	14332250
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-84182146
	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	289366
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-2071559
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	303440
	us-gaap	Operating Income Loss OperatingIncomeLoss	-127416321
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-42838408
	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	790625
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	4473790
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	136457704
	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	303201
	us-gaap	Net Income Loss NetIncomeLoss	-146205815
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	4880979
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-109415
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	10150000
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-122535342
	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	62954
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	33050861
	us-gaap	Proceeds From Divestiture Of Interest In Subsidiaries And Affiliates ProceedsFromDivestitureOfInterestInSubsidiariesAndAffiliates	10529594
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	2730293
	us-gaap	Operating Expenses OperatingExpenses	131757921
	us-gaap	Revenues Revenues	4341600
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	38383
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	3296277
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-19167935
	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-50773
	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	4708588
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	4076777
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1184576
	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	741632
	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	-1184576
	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-46004141
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	18575915
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-1242905
	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2000000
	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	2542062
	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	4407000
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	29746729
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	-47546996
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	920151
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	492031
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	113342338
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	562141
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	762954
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-42838408
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2516467
	arwr	Provision For Allowance For Bad Debts And Sales Related Allowances ProvisionForAllowanceForBadDebtsAndSalesRelatedAllowances	2497300
	arwr	Noncontrolling Interest NoncontrollingInterest	19167935
	arwr	Gain On Acquisition GainOnAcquisition	1576107
	arwr	Gain Loss From Sale Of Subsidiary GainLossFromSaleOfSubsidiary	306344
	arwr	Gain Loss On Sale Of Stock In Subsidiary GainLossOnSaleOfStockInSubsidiary	2292800
	arwr	Proceeds From Sale Of Stock In Subsidiary ProceedsFromSaleOfStockInSubsidiary	20902100
	arwr	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	2922657
CY2003	us-gaap	Profit Loss ProfitLoss	-95238
CY2005	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	508513
CY2005	us-gaap	Net Income Loss NetIncomeLoss	-6733427
CY2005	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	50000
CY2005	us-gaap	Adjustments To Additional Paid In Capital Reallocation Of Minority Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfMinorityInterest	230087
CY2006	us-gaap	Profit Loss ProfitLoss	-19961961
CY2006	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	341537
CY2006	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1369478
CY2007	us-gaap	Profit Loss ProfitLoss	-30712947
CY2007	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	434727
CY2007	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2175544
CY2007	us-gaap	Adjustments To Additional Paid In Capital Reallocation Of Minority Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfMinorityInterest	2401394
CY2009	us-gaap	Profit Loss ProfitLoss	-19308392
CY2009	us-gaap	Adjustments To Additional Paid In Capital Equity Component Of Convertible Debt AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt	2000000
CY2009	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2676170
CY2009	us-gaap	Adjustments To Additional Paid In Capital Reallocation Of Minority Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfMinorityInterest	16297
CY2010	us-gaap	Profit Loss ProfitLoss	-6957038
CY2010	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	7631
CY2010	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1582149
CY2010	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	300000
CY2010	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1066050
CY2011	us-gaap	Profit Loss ProfitLoss	-3492399
CY2011	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	13884
CY2011	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1404640
CY2011	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	254275
CY2011	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	-1618509
CY2011	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	43279
CY2004	us-gaap	Profit Loss ProfitLoss	-751255
CY2004	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	175653
CY2004	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	991318
CY2013Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-5390288
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	5.20
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	1229500	shares
CY2008	us-gaap	Profit Loss ProfitLoss	-27241639
CY2008	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	290027
CY2008	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3187397
CY2012	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	4883	shares
CY2012	us-gaap	Profit Loss ProfitLoss	-22110723
CY2012	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	23833
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	4.40
CY2012	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1241404
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	11.77
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	42919	shares
CY2012	us-gaap	Proceeds From Contributed Capital ProceedsFromContributedCapital	1000000
CY2012	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	50406
CY2012	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	293964
CY2012	arwr	Finite And Indefinite Lived Intangible Assets Net Beginning Balance FiniteAndIndefiniteLivedIntangibleAssetsNetBeginningBalance	1731211
CY2013Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1279881
CY2013Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	448765
CY2013Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
CY2013Q1	us-gaap	Profit Loss ProfitLoss	-6940019
CY2013Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2125019
CY2013Q1	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	16461693	shares
CY2013Q1	us-gaap	Share Based Compensation ShareBasedCompensation	355108
CY2013Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.41
CY2013Q1	us-gaap	Net Income Loss NetIncomeLoss	-6757937
CY2013Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-1549395
CY2013Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-6939683
CY2013Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	779970
CY2013Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-27567
CY2013Q1	us-gaap	Operating Expenses OperatingExpenses	5434038
CY2013Q1	us-gaap	Revenues Revenues	43750
CY2013Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit
CY2013Q1	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-29403
CY2013Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-182082
CY2013Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-157612
CY2013Q1	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	1200000
CY2013Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-54932
CY2013Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-6939683
CY2013Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1725176
CY2013Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	-336
CY2013Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.41
CY2012Q1	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	10663869	shares
CY2012Q1	us-gaap	Share Based Compensation ShareBasedCompensation	169390
CY2013Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-336
CY2013Q1	arwr	Stock Issued During Period Shares New Issues By Way Of Public Offering StockIssuedDuringPeriodSharesNewIssuesByWayOfPublicOffering	1170000	shares
CY2012Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	423948
CY2012Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
CY2012Q1	us-gaap	Profit Loss ProfitLoss	-5584115
CY2012Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	2017064
CY2012Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	-483
CY2012Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.50
CY2012Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1358691
CY2012Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-4868757
CY2012Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.50
CY2012Q1	us-gaap	Net Income Loss NetIncomeLoss	-5335233
CY2012Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-714875
CY2012Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-5583632
CY2012Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	930914
CY2012Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	5015
CY2012Q1	us-gaap	Operating Expenses OperatingExpenses	4900007
CY2012Q1	us-gaap	Revenues Revenues	31250
CY2012Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit
CY2012Q1	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-622145
CY2012Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-248882
CY2012Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-64261
CY2012Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-33484
CY2012Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-5583632
CY2012Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-483

Files In Submission

Name	View Source	Status
0001193125-13-210998-index-headers.html	Edgar Link	pending
0001193125-13-210998-index.html	Edgar Link	pending
0001193125-13-210998.txt	Edgar Link	pending
0001193125-13-210998-xbrl.zip	Edgar Link	pending
arwr-20130331.xml	Edgar Link	completed
arwr-20130331.xsd	Edgar Link	pending
arwr-20130331_cal.xml	Edgar Link	unprocessable
arwr-20130331_def.xml	Edgar Link	unprocessable
arwr-20130331_lab.xml	Edgar Link	unprocessable
arwr-20130331_pre.xml	Edgar Link	unprocessable
d512400d10q.htm	Edgar Link	pending
d512400dex311.htm	Edgar Link	pending
d512400dex312.htm	Edgar Link	pending
d512400dex321.htm	Edgar Link	pending
d512400dex322.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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ARROWHEAD PHARMACEUTICALS, INC. Stock $arwr

2013 Q2 Form 10-Q Financial Statement

#000119312513210998 Filed on May 09, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARWR ARROWHEAD PHARMACEUTICALS, INC. Stock $arwr

2013 Q2 Form 10-Q Financial Statement

#000119312513210998 Filed on May 09, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARWR
ARROWHEAD PHARMACEUTICALS, INC. Stock $arwr