XML 80 R70.htm IDEA: XBRL DOCUMENT
v3.21.2

STOCKHOLDERS' EQUITY - Narrative (Details) - USD ($) $ in Thousands |  |  |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended | 19 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 14, 2021 | Jan. 11, 2021 | Jan. 05, 2021 | Mar. 03, 2020 | Jan. 31, 2021 | Mar. 31, 2020 | Jun. 30, 2021 | Mar. 31, 2021 | Sep. 30, 2020 | Mar. 31, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock for business combinations and asset acquisition (in shares) |  |  |  |  |  | 400,000 |  |  |  |  | 9,510,436 | 382,947 |
Issuance of common stock for business combination and asset acquisition |  |  |  |  |  |  | $ 16,120 | $ 1,254,798 | $ 250 | $ 28,597 | $ 1,270,918 | $ 28,847 |
TARDIS Technology |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire productive assets (in shares) |  | 200,000 |  |  |  |  |  |  |  |  |  |  |
Stock issued to acquire productive assets, value |  | $ 27,300 |  |  |  |  |  |  |  |  |  |  |
Ashion Analytics |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, equity interest issued or issuable (in shares) | 125,444 |  |  |  |  |  |  |  |  |  |  |  |
Fair value of stock issued in acquisition | $ 16,200 |  |  |  |  |  |  |  |  |  |  |  |
Total purchase price | 109,999 |  |  |  |  |  |  |  |  |  |  |  |
Common stock issued | $ 16,224 |  |  |  |  |  |  |  |  |  |  |  |
Thrive |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition, equity interest issued or issuable (in shares) |  |  | 9,323,266 |  | 9,300,000 |  |  |  |  |  |  |  |
Fair value of stock issued in acquisition |  |  | $ 1,190,000 |  |  |  |  |  |  |  |  |  |
Total purchase price |  |  | 2,187,054 |  |  |  |  |  |  |  |  |  |
Common stock issued |  |  | $ 1,175,431 |  |  |  |  |  |  |  |  |  |
Paradigm & Viomics |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total purchase price |  |  |  | $ 40,400 |  |  |  |  |  |  |  |  |
Common stock issued |  |  |  | $ 32,200 |  |  |  |  |  |  |  |  |
Issuance of common stock for business combination and asset acquisition |  |  |  |  |  |  |  |  |  |  |  |  | $ 28,800

X
- Definition Asset Acquisition Consideration Transferred Equity Interest Issued And Issuable, Shares + References No definition available. + Details
Name: | exas_AssetAcquisitionConsiderationTransferredEquityInterestIssuedAndIssuableShares
Namespace Prefix: | exas_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of acquirer's equity interest issued and issuable as part of consideration transferred in asset acquisition. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 30 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9215-128498 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 30 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9212-128498 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123385561&loc=d3e9135-128495 + Details
Name: | us-gaap_AssetAcquisitionConsiderationTransferredEquityInterestIssuedAndIssuable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of shares of stock issued during the period pursuant to acquisitions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesAcquisitions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of stock issued pursuant to acquisitions during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueAcquisitions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SubsidiaryOrEquityMethodInvesteeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AssetAcquisitionAxis=exas_TARDISTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=exas_AshionAnalyticsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=exas_ThriveEarlierDetectionCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=exas_ParadigmViomicsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |