XML 62 R37.htm IDEA: XBRL DOCUMENT v3.20.4

Organization and Description of Business (Details) - USD ($) $ / shares in Units, $ in Millions	Aug. 21, 2020	Sep. 10, 2019
Accounting Policies [Abstract]
number of shares issued in transaction (in shares)	1,257,142	1,575,342
Public offering price per share (in USD per share)	$ 175.00	$ 73.00
Number of shares available in underwriters' option to purchase (in shares)	163,975	205,479
Proceeds from issuance of stock in public offering	$ 206.8	$ 107.3

X

- Definition

Underwriters' Option To Purchase Additional Shares Of Common Stock

+ References

No definition available.

+ Details

Name:	irtc_UnderwritersOptionToPurchaseAdditionalSharesOfCommonStock
Namespace Prefix:	irtc_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfCommonStock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant