Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 76.0	$ 56.9
Marketable investment securities	10.3	58.0
Trade accounts receivable	115.2	101.6
Inventory	25.1	20.1
Prepaid taxes	17.5	17.6
Prepaid expenses and other current assets	21.3	20.4
Total current assets	265.4	274.6
Operating lease right-of-use assets	104.0	103.9
Long-term marketable investment securities	0.0	54.8
Property, plant, and equipment, net	120.7	83.4
Intangibles, net	356.6	379.7
Goodwill	286.6	286.8
Other assets	15.8	15.5
Total assets	1,149.1	1,198.7
Current liabilities:
Accounts payable	33.9	28.8
Accrued liabilities	157.6	94.3
Current maturities of operating lease liabilities	17.8	14.1
Total current liabilities	209.3	137.2
Unrecognized tax benefits	29.6	26.8
Long-term deferred taxes	2.7	3.5
Long-term debt	38.5	0.0
Noncurrent operating lease liabilities	145.1	130.9
Other long-term liabilities	40.5	14.5
Total liabilities	465.7	312.9
Commitments and contingencies
Stockholders’ equity:
Common stock, 82.1 million and 81.2 million shares outstanding at September 30, 2023 and December 31, 2022, respectively	0.8	0.8
Additional paid-in capital	1,286.2	1,260.1
Accumulated other comprehensive loss	(5.3)	(8.9)
Accumulated deficit	(598.3)	(366.2)
Total stockholders' equity	683.4	885.8
Total liabilities and stockholders’ equity	$ 1,149.1	$ 1,198.7

Unrecognized Tax Benefits, Net

No definition available.

Name:	mygn_UnrecognizedTaxBenefitsNet
Namespace Prefix:	mygn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).