$MYGN
MYRIAD GENETICS INC Stock $mygn

$mygn Overview Financials Valuation SEC Filings Company Website

2011 Q2 Form 10-K Financial Statement

#000119312512356879 Filed on August 15, 2012

Income Statement

Concept	2011 Q2	2010	2009 Q2
Revenue	$107.4M	$362.6M	$86.10M
YoY Change	14.38%	11.07%	33.08%
Cost Of Revenue	$12.50M	$44.29M	$11.20M
YoY Change	10.62%	2.28%	23.08%
Gross Profit	$94.90M	$318.4M	$74.90M
YoY Change	14.75%	12.38%	34.71%
Gross Profit Margin	88.36%	87.79%	86.99%
Selling, General & Admin	$43.90M	$161.4M	$36.00M
YoY Change	10.3%	16.21%	13.92%
% of Gross Profit	46.26%	50.7%	48.06%
Research & Development	$9.200M	$21.87M	$4.400M
YoY Change	73.58%	22.2%	-8.33%
% of Gross Profit	9.69%	6.87%	5.87%
Depreciation & Amortization	$1.900M	$7.084M	$2.400M
YoY Change	5.56%	-24.64%	4.35%
% of Gross Profit	2.0%	2.23%	3.2%
Operating Expenses	$53.10M	$183.3M	$40.40M
YoY Change	18.0%	16.89%	10.99%
Operating Profit	$41.80M	$135.1M	$34.50M
YoY Change	10.88%	6.78%	79.69%
Interest Expense	$400.0K	$5.700M	$2.700M
YoY Change	-60.0%	-54.4%	-6.9%
% of Operating Profit	0.96%	4.22%	7.83%
Other Income/Expense, Net	-$100.0K	$100.0K	-$500.0K
YoY Change		-104.0%
Pretax Income	$42.10M	$140.8M	$36.70M
YoY Change	9.07%	3.25%	66.06%
Income Tax	$16.10M	-$11.47M	$0.00
% Of Pretax Income	38.24%	-8.14%	0.0%
Net Earnings	$26.00M	$152.3M	$23.60M
YoY Change	-51.22%	80.03%	-63.97%
Net Earnings / Revenue	24.21%	42.0%	27.41%
Basic Earnings Per Share		$1.58
Diluted Earnings Per Share	$295.1K	$1.54	$235.5K
COMMON SHARES
Basic Shares Outstanding		96.34M shares
Diluted Shares Outstanding		99.15M shares

Balance Sheet

Concept	2011 Q2	2010	2009 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$346.5M	$403.2M	$316.9M
YoY Change	-14.06%	27.23%	-3.59%
Cash & Equivalents	$52.68M	$92.80M	$63.51M
Short-Term Investments	$293.8M	$310.4M	$253.3M
Other Short-Term Assets	$12.70M	$22.70M	$4.000M
YoY Change	-44.05%	467.5%	29.03%
Inventory	$8.218M	$0.00
Prepaid Expenses	$2.949M
Receivables	$50.27M	$47.80M	$44.60M
Other Receivables	$500.0K	$300.0K	$700.0K
Total Short-Term Assets	$418.3M	$474.0M	$366.1M
YoY Change	-11.76%	29.47%	-2.97%
LONG-TERM ASSETS
Property, Plant & Equipment	$23.08M	$23.30M	$22.60M
YoY Change	-0.94%	3.1%	-24.67%
Goodwill	$56.05M
YoY Change
Intangibles	$16.72M
YoY Change
Long-Term Investments	$70.90M	$85.20M	$75.40M
YoY Change	-16.78%	13.0%	-17.42%
Other Assets	$25.90M	$9.400M	$0.00
YoY Change	175.53%
Total Long-Term Assets	$192.6M	$119.8M	$100.3M
YoY Change	60.74%	19.44%	-17.79%
TOTAL ASSETS
Total Short-Term Assets	$418.3M	$474.0M	$366.1M
Total Long-Term Assets	$192.6M	$119.8M	$100.3M
Total Assets	$610.8M	$593.8M	$466.4M
YoY Change	2.87%	27.32%	-6.59%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$11.40M	$8.900M	$14.20M
YoY Change	28.03%	-37.32%	-42.97%
Accrued Expenses	$21.65M	$18.60M	$18.00M
YoY Change	16.37%	3.33%	-61.54%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$34.39M	$27.50M	$32.20M
YoY Change	25.04%	-14.6%	-56.31%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$9.600M	$8.800M	$0.00
YoY Change	9.09%
Total Long-Term Liabilities	$9.600M	$8.800M	$0.00
YoY Change	9.09%
TOTAL LIABILITIES
Total Short-Term Liabilities	$34.39M	$27.50M	$32.20M
Total Long-Term Liabilities	$9.600M	$8.800M	$0.00
Total Liabilities	$44.04M	$36.30M	$32.20M
YoY Change	21.31%	12.73%	-56.31%
SHAREHOLDERS EQUITY
Retained Earnings	-$38.63M
YoY Change
Common Stock	$862.0K
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$566.8M	$557.6M	$434.2M
YoY Change
Total Liabilities & Shareholders Equity	$610.8M	$593.8M	$466.4M
YoY Change	2.87%	27.32%	-6.59%

Cashflow Statement

Concept	2011 Q2	2010	2009 Q2
OPERATING ACTIVITIES
Net Income	$26.00M	$152.3M	$23.60M
YoY Change	-51.22%	80.03%	-63.97%
Depreciation, Depletion And Amortization	$1.900M	$7.084M	$2.400M
YoY Change	5.56%	-24.64%	4.35%
Cash From Operating Activities	$36.30M	$155.1M	$38.90M
YoY Change	-21.94%	84.63%	-65.21%
INVESTING ACTIVITIES
Capital Expenditures	-$1.200M	-$8.000M	-$4.200M
YoY Change	33.33%	-16.67%	0.0%
Acquisitions
YoY Change
Other Investing Activities	-$59.70M	-$68.70M	-$41.70M
YoY Change	-562.79%	-65.07%	165.61%
Cash From Investing Activities	-$60.90M	-$76.67M	-$45.90M
YoY Change	-611.76%	-62.84%	129.5%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$71.39M
YoY Change		-15.21%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	9.900M	-49.09M	-130.1M
YoY Change	-114.6%	-5.42%	-3817.14%
NET CHANGE
Cash From Operating Activities	36.30M	155.1M	38.90M
Cash From Investing Activities	-60.90M	-76.67M	-45.90M
Cash From Financing Activities	9.900M	-49.09M	-130.1M
Net Change In Cash	-14.70M	29.33M	-137.1M
YoY Change	56.38%	-116.84%	-243.86%
FREE CASH FLOW
Cash From Operating Activities	$36.30M	$155.1M	$38.90M
Capital Expenditures	-$1.200M	-$8.000M	-$4.200M
Free Cash Flow	$37.50M	$163.1M	$43.10M
YoY Change	-20.89%	74.24%	-62.84%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2011Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2011Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	13662687	shares
CY2012Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	81693318	shares
CY2009Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	63510000
CY2009Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	15.66
CY2009Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	14372056	shares
CY2009Q2	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	3850000
CY2009Q2	us-gaap	Stockholders Equity StockholdersEquity	434219000
CY2010Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	13.93
CY2010Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	12830455	shares
CY2010Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	92840000
CY2010Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.03
CY2010Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	14116938	shares
CY2010Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	7741122	shares
CY2010Q2	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	4400000
CY2010Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	17.46
CY2010Q2	us-gaap	Stockholders Equity StockholdersEquity	557581000
CY2010Q2	mygn	Unrecognized Tax Benefits Net Of Federal Benefits On State Income Tax Positions And Interest UnrecognizedTaxBenefitsNetOfFederalBenefitsOnStateIncomeTaxPositionsAndInterest	9797000
CY2011Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	15.53
CY2011Q2	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	190000
CY2011Q2	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	4762000
CY2011Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2011Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9648000
CY2011Q2	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses1 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses1	-24000
CY2011Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	151000
CY2011Q2	us-gaap	Liabilities Current LiabilitiesCurrent	34387000
CY2011Q2	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	5304000
CY2011Q2	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	1347000
CY2011Q2	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	25863000
CY2011Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-38630000
CY2011Q2	us-gaap	Assets Assets	610827000
CY2011Q2	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	393302000
CY2011Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	24485000
CY2011Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	52681000
CY2011Q2	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	1754000
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CY2011Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	50272000
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CY2011Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3700000
CY2011Q2	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	1422000
CY2011Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	14453913	shares
CY2011Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	64113000
CY2011Q2	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	35653000
CY2011Q2	us-gaap	Marketable Securities Noncurrent MarketableSecuritiesNoncurrent	70857000
CY2011Q2	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	2949000
CY2011Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2011Q2	us-gaap	Preferred Stock Value PreferredStockValue
CY2011Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	23080000
CY2011Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1393000
CY2011Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	21645000
CY2011Q2	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	6530000
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CY2011Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	86244000	shares
CY2011Q2	us-gaap	Common Stock Value CommonStockValue	862000
CY2011Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2011Q2	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	40415000
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CY2011Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	7794782	shares
CY2011Q2	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses1 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses1	-166000
CY2011Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	14363000
CY2011Q2	us-gaap	Liabilities Liabilities	44035000
CY2011Q2	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	17201000
CY2011Q2	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	7009000
CY2011Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	16715000
CY2011Q2	us-gaap	Deferred Tax Assets Net Current DeferredTaxAssetsNetCurrent	9790000
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CY2011Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	56067000
CY2011Q2	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	866000
CY2011Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2011Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
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CY2011Q2	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	3700000
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CY2011Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	604409000
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CY2011Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	41033000
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CY2011Q2	us-gaap	Stockholders Equity StockholdersEquity	566792000
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CY2011Q2	mygn	Reversal Of Additional Valuation Allowance ReversalOfAdditionalValuationAllowance	35024000
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CY2012Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	82569000	shares
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	0
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CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	18.01
CY2012Q2	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Exercisable Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions	8397678	shares
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CY2012Q2	us-gaap	Debt Instrument Interest Rate Effective Percentage DebtInstrumentInterestRateEffectivePercentage	0.06	pure
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CY2012Q2	us-gaap	Marketable Securities Noncurrent MarketableSecuritiesNoncurrent	113692000
CY2012Q2	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1713000
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Assets Acquired BusinessAcquisitionPurchasePriceAllocationAssetsAcquired	89388000
CY2012Q2	us-gaap	Common Stock Value CommonStockValue	826000
CY2012Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2012Q2	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	42833000
CY2012Q2	us-gaap	Goodwill Goodwill	56850000
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	0
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Current Assets Prepaid Expense And Other Assets BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets	1185000
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	8397678	shares
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Assets Acquired Liabilities Assumed Net BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet	82190000
CY2012Q2	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	15233281	shares
CY2012Q2	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses1 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses1	-204000
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	9421000
CY2012Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	21353000
CY2012Q2	us-gaap	Liabilities Liabilities	54975000
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	254072000
CY2012Q2	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	17800000
CY2012Q2	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	5365000
CY2012Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	15722000
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Current Liabilities Deferred Revenue BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesDeferredRevenue	1767000
CY2012Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	900000
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	1547000
CY2012Q2	us-gaap	Deferred Tax Assets Net Current DeferredTaxAssetsNetCurrent	5572000
CY2012Q2	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	54728000
CY2012Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	126595000
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	9271000
CY2012Q2	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	80000
CY2012Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Amortizable Intangible Assets BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets	14950000
CY2012Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1725000
CY2012Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	32772000
CY2012Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2012Q2	us-gaap	Preferred Stock Value PreferredStockValue
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	1500000
CY2012Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	24231000
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	9157000
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Current Assets Receivables BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables	3667000
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	254180000
CY2012Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2012Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	82569000	shares
CY2012Q2	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	254180000
CY2012Q2	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	4600000
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Liabilities Assumed BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed	7198000
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	454210000
CY2012Q2	us-gaap	Assets Current AssetsCurrent	422492000
CY2010	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	28050000
CY2010	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1968450	shares
CY2011Q3	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	200000000
CY2011Q3	mygn	Repurchase Program Date Completed Description RepurchaseProgramDateCompletedDescription	ongoing
CY2011Q3	mygn	Common Stock Authorized For Repurchase Authorization Date CommonStockAuthorizedForRepurchaseAuthorizationDate	August 2011
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	82174000
CY2012Q2	us-gaap	Other Receivables OtherReceivables	2660000
CY2012Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	647680000
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Current Assets Inventory BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory	5865000
CY2012Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Compensated Absences DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences	979000
CY2012Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	900000
CY2012Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	35224000
CY2012Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2012Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	48297000
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	19.28
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Deferred Income Taxes Asset Liability Net BusinessAcquisitionPurchasePriceAllocationDeferredIncomeTaxesAssetLiabilityNet	2014000
CY2012Q2	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Exercise Price1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1	18.01
CY2012Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	64718000
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Current Assets Cash And Cash Equivalents BusinessAcquisitionPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents	1974000
CY2012Q2	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	401000
CY2012Q2	us-gaap	Stockholders Equity StockholdersEquity	635660000
CY2012Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	4567000
CY2012Q2	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Amount BusinessAcquisitionPurchasePriceAllocationGoodwillAmount	56850000
CY2012Q2	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	8974000
CY2012Q2	us-gaap	Notes Receivable Net NotesReceivableNet	19000000
CY2012Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	10141000
CY2012Q2	mygn	Offsetting Valuation Allowance Federal OffsettingValuationAllowanceFederal	2052000
CY2012Q2	mygn	Business Acquisition Purchase Price Allocation Current Liabilities Accounts Payable And Other Liabilities BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesAccountsPayableAndOtherLiabilities	5431000
CY2012Q2	mygn	Foreign Net Operating Loss Carryforwards ForeignNetOperatingLossCarryforwards	7006000
CY2012Q2	mygn	Term Of Loan TermOfLoan	6	Year
CY2012Q2	mygn	Cash And Cash Equivalents And Available For Sale Securities Debt Maturities Estimated Fair Value CashAndCashEquivalentsAndAvailableForSaleSecuritiesDebtMaturitiesEstimatedFairValue	454224000
CY2012Q2	mygn	Deferred Tax Assets Uncertain State Tax Positions DeferredTaxAssetsUncertainStateTaxPositions	1216000
CY2012Q2	mygn	Fair Value Of Purchase Option FairValueOfPurchaseOption	8000000
CY2012Q2	mygn	Residual Value Of Loan Agreement ResidualValueOfLoanAgreement	17000000
CY2012Q2	mygn	Total Federal And Alternative Minimum Tax Net Operating Loss Carry Forwards TotalFederalAndAlternativeMinimumTaxNetOperatingLossCarryForwards	7252000
CY2012Q2	mygn	Unrecognized Tax Benefits Net Of Federal Benefits On State Income Tax Positions And Interest UnrecognizedTaxBenefitsNetOfFederalBenefitsOnStateIncomeTaxPositionsAndInterest	10208000
CY2012Q2	mygn	Valuation Allowance Prior To Adoption Of Guidance Note Which Offset Deferred Tax Asset ValuationAllowancePriorToAdoptionOfGuidanceNoteWhichOffsetDeferredTaxAsset	3008000
CY2012Q2	mygn	Perpetual Growth Rate Goodwill Maximum PerpetualGrowthRateGoodwillMaximum	0.005	pure
CY2012Q2	mygn	Perpetual Growth Rate Goodwill Minimum PerpetualGrowthRateGoodwillMinimum	0.03	pure
CY2011Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	25000000
CY2011Q4	dei	Entity Public Float EntityPublicFloat	1756740004
CY2012Q2	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	500000000
CY2010Q2	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	100000000
CY2010Q2	mygn	Common Stock Authorized For Repurchase Authorization Date CommonStockAuthorizedForRepurchaseAuthorizationDate	May 2010
CY2010Q2	mygn	Common Stock Authorized For Repurchase Expiration Date CommonStockAuthorizedForRepurchaseExpirationDate	August 2010
CY2010Q3	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	100000000
CY2010Q3	mygn	Common Stock Authorized For Repurchase Authorization Date CommonStockAuthorizedForRepurchaseAuthorizationDate	August 2010
CY2010Q3	mygn	Common Stock Authorized For Repurchase Expiration Date CommonStockAuthorizedForRepurchaseExpirationDate	February 2011
CY2011Q1	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	100000000
CY2011Q1	mygn	Common Stock Authorized For Repurchase Authorization Date CommonStockAuthorizedForRepurchaseAuthorizationDate	March 2011
CY2011Q1	mygn	Common Stock Authorized For Repurchase Expiration Date CommonStockAuthorizedForRepurchaseExpirationDate	September 2011
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.503	pure
CY2010	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	362648000
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	26797000
CY2010	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	17926000
CY2010	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	152303000
CY2010	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4701000
CY2010	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	7084000
CY2010	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0
CY2010	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-140834000
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-76668000
CY2010	us-gaap	Investment Income Interest InvestmentIncomeInterest	5660000
CY2010	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	10.28
CY2010	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	21873000
CY2010	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	96338000	shares
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	1014748	shares
CY2010	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	0
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.061	pure
CY2010	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	42863000
CY2010	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.081	pure
CY2010	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	21660000
CY2010	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	71393000
CY2010	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	3940000	shares
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	140834000
CY2010	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	9797000
CY2010	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	70913000
CY2010	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-496000
CY2010	us-gaap	Share Based Compensation ShareBasedCompensation	22776000
CY2010	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	26.58
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.015	pure
CY2010	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	18476000
CY2010	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	29330000
CY2010	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	61000
CY2010	us-gaap	Other Operating Income OtherOperatingIncome	5759000
CY2010	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	8509000
CY2010	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	3619000
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward	121000	shares
CY2010	us-gaap	Operating Income Loss OperatingIncomeLoss	135075000
CY2010	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	22776000
CY2010	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	22305000
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2629000
CY2010	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.58
CY2010	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-28050000
CY2010	us-gaap	Net Income Loss NetIncomeLoss	152303000
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	2728080	shares
CY2010	us-gaap	Costs And Expenses CostsAndExpenses	227573000
CY2010	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	100000
CY2010	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.54
CY2010	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	71393000
CY2010	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	-99000
CY2010	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99152000	shares
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-49088000
CY2010	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2814000	shares
CY2010	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2010	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	9797000
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.047	pure
CY2010	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	8072000
CY2010	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	2041000
CY2010	us-gaap	Revenues Revenues	362648000
CY2010	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	161414000
CY2010	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-11469000
CY2010	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	22305000
CY2010	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	7895000
CY2010	us-gaap	Proceeds From Sale Of Intangible Assets ProceedsFromSaleOfIntangibleAssets	300000
CY2010	us-gaap	Operating Leases Income Statement Sublease Revenue OperatingLeasesIncomeStatementSubleaseRevenue	2895000
CY2010	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	16581000
CY2010	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	-2629000
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	22.53
CY2010	us-gaap	Depreciation Depreciation	6761000
CY2010	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3697000
CY2010	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	477558000
CY2010	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	823000
CY2010	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6434000	shares
CY2010	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	408585000
CY2010	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-22000
CY2010	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	900000
CY2010	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-393000
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	10.00
CY2010	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-5307000
CY2010	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	18476000
CY2010	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	38162000
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	155086000
CY2010	us-gaap	Cost Of Revenue CostOfRevenue	44286000
CY2010	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	397000
CY2010	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.043	pure
CY2011	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	-2304000
CY2011	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	27751000
CY2011	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-31653000
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	89794000	shares
CY2011	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	1077000
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	889162	shares
CY2011	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	0
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.003	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001	pure
CY2011	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	16182000
CY2011	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-40159000
CY2011	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	412000
CY2011	us-gaap	Other Operating Income OtherOperatingIncome	1873000
CY2010	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	99000
CY2010	mygn	Decrease In Valuation Allowances And Reserves DecreaseInValuationAllowancesAndReserves	-70913000
CY2010	mygn	Increase Decrease Operating Assets And Liabilities IncreaseDecreaseOperatingAssetsAndLiabilities
CY2010	mygn	Finite Lived Intangible Assets Amortization Expense Within Operating Expenses FiniteLivedIntangibleAssetsAmortizationExpenseWithinOperatingExpenses	323000
CY2010	mygn	Income Tax Rate Reconciliation Change In Valuation Allowance IncomeTaxRateReconciliationChangeInValuationAllowance	-42863000
CY2010	mygn	Concentration Risk Percentage Of Revenue ConcentrationRiskPercentageOfRevenue	0.10	pure
CY2010	mygn	Amount Charged To Retained Earnings As Result Of Stock Repurchases AmountChargedToRetainedEarningsAsResultOfStockRepurchases	42828000
CY2010	mygn	Amount Of Reduction In Common Stock As Result Of Stock Repurchases AmountOfReductionInCommonStockAsResultOfStockRepurchases	28565000
CY2010	mygn	Segment Reporting Depreciation And Amortization SegmentReportingDepreciationAndAmortization	7084000
CY2011	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-53156000
CY2011	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1876303	shares
CY2011	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1979000
CY2011	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	7219000
CY2011	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0
CY2011	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-159973000
CY2011	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	79417000
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-54390000
CY2011	us-gaap	Investment Income Interest InvestmentIncomeInterest	2226000
CY2011	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	12.06
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.370	pure
CY2011	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-425000
CY2011	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	14989000
CY2011	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	200490000
CY2011	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	9824000	shares
CY2011	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	6000
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	159651000
CY2011	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	-148000
CY2011	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	35024000
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.021	pure
CY2011	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	400046000
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	20215000
CY2011	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	16883000
CY2011	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	100710000
CY2011	us-gaap	Share Based Compensation ShareBasedCompensation	25088000
CY2011	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	9091000
CY2011	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	17.63
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-116599000
CY2011	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1910000	shares
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	100722000
CY2011	us-gaap	Other Noncash Expense OtherNoncashExpense	2000000
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.009	pure
CY2011	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	-4000
CY2011	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	200490000
CY2011	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	353000
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	91704000	shares
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	26.09
CY2011	us-gaap	Depreciation Depreciation	6833000
CY2011	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-5675000
CY2011	us-gaap	Net Income Loss NetIncomeLoss	100710000
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	3102440	shares
CY2011	us-gaap	Costs And Expenses CostsAndExpenses	244306000
CY2011	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	58831000
CY2011	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	100000
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.10
CY2011	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3444000
CY2011	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	5548000
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward	145000	shares
CY2011	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	2038000
CY2011	us-gaap	Payments To Acquire Projects PaymentsToAcquireProjects	2000000
CY2011	us-gaap	Operating Income Loss OperatingIncomeLoss	157778000
CY2011	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	25088000
CY2011	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	25060000
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	12000
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2011	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-203000
CY2011	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	61172000
CY2011	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	2283000
CY2011	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	322000
CY2011	us-gaap	Revenues Revenues	402084000
CY2011	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	848000
CY2011	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	169841000
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	58941000
CY2011	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	71000
CY2011	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	6000
CY2011	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	25060000
CY2011	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	3792000
CY2011	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	58831000
CY2011	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	997000
CY2011	us-gaap	Operating Leases Income Statement Sublease Revenue OperatingLeasesIncomeStatementSubleaseRevenue	2623000
CY2011	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	64616000
CY2011	mygn	Finite Lived Intangible Assets Amortization Expense Within Operating Expenses FiniteLivedIntangibleAssetsAmortizationExpenseWithinOperatingExpenses	386000
CY2012	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2326000
CY2012	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	9069000
CY2012	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0
CY2011	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	425153000
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.021	pure
CY2011	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	807000
CY2011	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	8666000	shares
CY2011	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	456072000
CY2011	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	202000
CY2011	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	924000
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	6.61
CY2011	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	287000
CY2011	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	16183000
CY2011	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	27370000
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	130759000
CY2011	us-gaap	Cost Of Revenue CostOfRevenue	45637000
CY2011	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	3000
CY2011	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	58831000
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.027	pure
CY2011	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-353000
CY2011	mygn	Decrease In Valuation Allowance Attributable To Capital Losses DecreaseInValuationAllowanceAttributableToCapitalLosses	31653000
CY2011	mygn	Decrease In Valuation Allowances And Reserves DecreaseInValuationAllowancesAndReserves	-3371000
CY2011	mygn	Increase Decrease Operating Assets And Liabilities IncreaseDecreaseOperatingAssetsAndLiabilities
CY2011	mygn	Income Tax Rate Reconciliation Change In Valuation Allowance IncomeTaxRateReconciliationChangeInValuationAllowance	-29349000
CY2011	mygn	Concentration Risk Percentage Of Revenue ConcentrationRiskPercentageOfRevenue	0.10	pure
CY2011	mygn	Amount Charged To Retained Earnings As Result Of Stock Repurchases AmountChargedToRetainedEarningsAsResultOfStockRepurchases	128875000
CY2011	mygn	Amount Of Reduction In Common Stock As Result Of Stock Repurchases AmountOfReductionInCommonStockAsResultOfStockRepurchases	71615000
CY2011	mygn	Segment Reporting Depreciation And Amortization SegmentReportingDepreciationAndAmortization	7219000
CY2012	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2012	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
CY2012	dei	Document Type DocumentType	10-K
CY2012	dei	Document Period End Date DocumentPeriodEndDate	2012-06-30
CY2012	dei	Entity Central Index Key EntityCentralIndexKey	0000899923
CY2012	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2012	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--06-30
CY2012	dei	Trading Symbol TradingSymbol	MYGN
CY2012	dei	Entity Registrant Name EntityRegistrantName	MYRIAD GENETICS INC
CY2012	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012	dei	Amendment Flag AmendmentFlag	false
CY2012	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2012	us-gaap	Increase Decrease In Notes Receivables IncreaseDecreaseInNotesReceivables	17000000
CY2012	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-33625000
CY2012	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1852245	shares
CY2012	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	0
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.002	pure
CY2012	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	-1601000
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	11.94
CY2012	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-189702000
CY2012	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	799000
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-38888000
CY2012	us-gaap	Investment Income Interest InvestmentIncomeInterest	4629000
CY2012	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y4M24D
CY2012	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	42645000
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	84608000	shares
CY2012	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	Segment
CY2012	us-gaap	Other Cost Of Operating Revenue OtherCostOfOperatingRevenue	13207000
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	556547	shares
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	20.42
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.006	pure
CY2012	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	24742000
CY2012	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	100467000
CY2012	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.392	pure
CY2012	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	748000
CY2012	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	34944000
CY2012	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	128467000
CY2012	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	5688000	shares
CY2012	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-178000
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	184540000
CY2012	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	560000
CY2012	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	2000000
CY2012	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-1851000
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.010	pure
CY2012	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	472390000
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	21575000
CY2012	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	23842000
CY2012	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	112151000
CY2012	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-194000
CY2012	us-gaap	Share Based Compensation ShareBasedCompensation	26275000
CY2012	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	23615000
CY2012	us-gaap	Payments To Acquire Projects PaymentsToAcquireProjects	750000
CY2012	us-gaap	Operating Income Loss OperatingIncomeLoss	180318000
CY2012	us-gaap	Debt Instrument Maturity Date Description DebtInstrumentMaturityDateDescription	The loan will mature on the earlier of (i) September 8, 2017 or (ii) the third anniversary following the date that the Company's option to acquire Crescendo under the Option Agreement expires or; otherwise terminates under the terms of the agreement. The option can be accelerated by Crescendo as a result of (a) Crescendo's delivery of an early termination notice due to the achievement of triggering events under the Option Agreement or (b) Crescendo's delivery of an initial public offering notice
CY2012	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount	200000000
CY2012	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	6819000
CY2012	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	33671000
CY2012	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	-1204000
CY2012	us-gaap	Other Operating Income OtherOperatingIncome	4222000
CY2012	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	4647000
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward	161000	shares
CY2012	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Remaining Contractual Term2 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageRemainingContractualTerm2	P5Y7M13D
CY2012	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	26275000
CY2012	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	25029000
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-313000
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.33
CY2012	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3426000
CY2012	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	34193000
CY2012	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	100000
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.30
CY2012	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	250000
CY2012	us-gaap	Net Income Loss NetIncomeLoss	112151000
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	3188160	shares
CY2012	us-gaap	Costs And Expenses CostsAndExpenses	315687000
CY2012	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	128467000
CY2012	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	208383000
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	72389000
CY2012	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-42000
CY2012	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	9408000
CY2012	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Remaining Contractual Term2 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2	P6Y10M28D
CY2012	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	407000
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	86465000	shares
CY2012	us-gaap	Other Payments To Acquire Businesses OtherPaymentsToAcquireBusinesses	8000000
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-69245000
CY2012	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1857000	shares
CY2012	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-135000
CY2012	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2012	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	111838000
CY2012	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	560000
CY2012	us-gaap	Other Noncash Expense OtherNoncashExpense	750000
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.013	pure
CY2012	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	67492000
CY2012	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	25029000
CY2012	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	2955000
CY2012	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	5162000
CY2012	us-gaap	Revenues Revenues	496005000
CY2012	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	34193000
CY2012	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0
CY2012	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	7150000
CY2012	us-gaap	Operating Leases Income Statement Sublease Revenue OperatingLeasesIncomeStatementSubleaseRevenue	2622000
CY2012	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	72139000
CY2012	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	-14000
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	21.48
CY2012	us-gaap	Depreciation Depreciation	7969000
CY2012	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	33382000
CY2012	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	388067000
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.010	pure
CY2012	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	892000
CY2012	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	8585000	shares
CY2012	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1735000
CY2012	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	385236000
CY2012	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	2312000
CY2012	us-gaap	Use Of Estimates UseOfEstimates	<div> <table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%"> <tr> <td width="4%"><font size="1"> </font></td> <td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="2"><b><i>(k)</i></b></font></td> <td valign="top" align="left"><font style="FONT-FAMILY: Times New Roman" size="2"><b><i>Use of Estimates</i></b></font></td> </tr> </table> <p style="MARGIN-TOP: 6px; MARGIN-BOTTOM: 0px; MARGIN-LEFT: 8%"> <font style="FONT-FAMILY: Times New Roman" size="2">The preparation of the consolidated financial statements in accordance with U.S. generally accepted accounting principles requires Company management to make estimates and assumptions relating to the reported amounts of assets and liabilities and the disclosure of contingent assets and liabilities at the date of the consolidated financial statements and the reported amounts of revenues and expenses during the period. Significant items subject to such estimates and assumptions include the carrying amount of fixed assets, valuation allowances for receivables and deferred income tax assets, certain accrued liabilities, share-based compensation and impairment analysis of goodwill and intangible assets. Actual results could differ from those estimates.</font></p> </div>
CY2012	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	11218000
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	7.47
CY2012	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-1249000
CY2012	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	24742000
CY2012	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2192000
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	141846000
CY2012	us-gaap	Cumulative Effect On Retained Earnings Tax1 CumulativeEffectOnRetainedEarningsTax1	0
CY2012	us-gaap	Cost Of Revenue CostOfRevenue	51452000
CY2012	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	566000
CY2012	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	34193000
CY2012	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.027	pure
CY2012	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-407000
CY2012	mygn	Debt Instruments Maturity Date DebtInstrumentsMaturityDate	2017-09-08
CY2012	mygn	Decrease In Valuation Allowances And Reserves DecreaseInValuationAllowancesAndReserves	1851000
CY2012	mygn	Increase Decrease Operating Assets And Liabilities IncreaseDecreaseOperatingAssetsAndLiabilities
CY2012	mygn	Goodwill Asset Impairment Cash Flow Discount Rate Low End GoodwillAssetImpairmentCashFlowDiscountRateLowEnd	0.10	pure
CY2012	mygn	Finite Lived Intangible Assets Amortization Expense Within Operating Expenses FiniteLivedIntangibleAssetsAmortizationExpenseWithinOperatingExpenses	1100000
CY2012	mygn	Income Tax Rate Reconciliation Change In Valuation Allowance IncomeTaxRateReconciliationChangeInValuationAllowance	1601000
CY2012	mygn	Goodwill Impairment Discount Rate GoodwillImpairmentDiscountRate	0.14	pure
CY2012	mygn	Concentration Risk Percentage Of Revenue ConcentrationRiskPercentageOfRevenue	0.10	pure
CY2012	mygn	Amount Charged To Retained Earnings As Result Of Stock Repurchases AmountChargedToRetainedEarningsAsResultOfStockRepurchases	86205000
CY2012	mygn	Amount Of Reduction In Common Stock As Result Of Stock Repurchases AmountOfReductionInCommonStockAsResultOfStockRepurchases	42262000
CY2012	mygn	Effective Period Of Option EffectivePeriodOfOption	3	pure
CY2012	mygn	Employers Contribution Not To Exceed Percentage Of Employees Compensation EmployersContributionNotToExceedPercentageOfEmployeesCompensation	0.04	pure
CY2012	mygn	Federal And Alternative Minimum Tax Net Operating Loss Carry Forwards Expiration Dates FederalAndAlternativeMinimumTaxNetOperatingLossCarryForwardsExpirationDates	2030 through 2031
CY2012	mygn	Income Related To Accretion Of Note Receivable And Stated Interest Rate IncomeRelatedToAccretionOfNoteReceivableAndStatedInterestRate	3250000
CY2012	mygn	Number Of Shares Transferred From One Stock Option Plan To Another NumberOfSharesTransferredFromOneStockOptionPlanToAnother	10590000	shares
CY2012	mygn	Percentage Of Additional Interest On Defaults Payments PercentageOfAdditionalInterestOnDefaultsPayments	0.05	pure
CY2012	mygn	Percent Of Employee Contribution To Deferred Savings Plan PercentOfEmployeeContributionToDeferredSavingsPlan	0.50	pure
CY2012	mygn	Segment Reporting Depreciation And Amortization SegmentReportingDepreciationAndAmortization	9069000
CY2012	mygn	Share Based Compensation Arrangement By Share Based Payment Award Award Requisite Service Period Option Vested ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriodOptionVested	4	Year
CY2012	mygn	Share Based Compensation Arrangement By Share Based Payment Award Options Expire From Date Of Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpireFromDateOfGrant	10	Year
CY2012	mygn	State And Local Net Operating Loss Carry Forwards Expiration Dates StateAndLocalNetOperatingLossCarryForwardsExpirationDates	2015 through 2028
CY2012	mygn	Percentage Of Increase Decrease In Goodwill Carrying Amount After Impairment Test PercentageOfIncreaseDecreaseInGoodwillCarryingAmountAfterImpairmentTest	0.005	pure

Files In Submission

Name	View Source	Status
0001193125-12-356879-index-headers.html	Edgar Link	pending
0001193125-12-356879-index.html	Edgar Link	pending
0001193125-12-356879.txt	Edgar Link	pending
0001193125-12-356879-xbrl.zip	Edgar Link	pending
d365488d10k.htm	Edgar Link	pending
d365488dex211.htm	Edgar Link	pending
d365488dex231.htm	Edgar Link	pending
d365488dex311.htm	Edgar Link	pending
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FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
g365488gra.jpg	Edgar Link	pending
mygn-20120630.xml	Edgar Link	completed
mygn-20120630.xsd	Edgar Link	pending
mygn-20120630_cal.xml	Edgar Link	unprocessable
mygn-20120630_def.xml	Edgar Link	unprocessable
mygn-20120630_lab.xml	Edgar Link	unprocessable
mygn-20120630_pre.xml	Edgar Link	unprocessable
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$MYGN
MYRIAD GENETICS INC Stock $mygn

2011 Q2 Form 10-K Financial Statement

#000119312512356879 Filed on August 15, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MYGN MYRIAD GENETICS INC Stock $mygn

2011 Q2 Form 10-K Financial Statement

#000119312512356879 Filed on August 15, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MYGN
MYRIAD GENETICS INC Stock $mygn