Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 132.1	$ 56.9
Marketable investment securities	8.8	58.0
Trade accounts receivable	114.3	101.6
Inventory	22.0	20.1
Prepaid taxes	17.0	17.6
Prepaid expenses and other current assets	19.4	20.4
Total current assets	313.6	274.6
Operating lease right-of-use assets	61.6	103.9
Long-term marketable investment securities	0.0	54.8
Property, plant and equipment, net	119.0	83.4
Intangibles, net	349.5	379.7
Goodwill	287.4	286.8
Other assets	15.4	15.5
Total assets	1,146.5	1,198.7
Current liabilities:
Accounts payable	25.8	28.8
Accrued liabilities	113.9	94.3
Current maturities of operating lease liabilities	16.2	14.1
Total current liabilities	155.9	137.2
Unrecognized tax benefits	30.2	26.8
Long-term debt	38.5	0.0
Noncurrent operating lease liabilities	97.4	130.9
Other long-term liabilities	41.3	18.0
Total liabilities	363.3	312.9
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.01 par value, 89.9 and 81.2 shares outstanding at December 31, 2023 and 2022, respectively	0.9	0.8
Additional paid-in capital	1,415.5	1,260.1
Accumulated other comprehensive loss	(3.7)	(8.9)
Accumulated deficit	(629.5)	(366.2)
Total stockholders' equity	783.2	885.8
Total liabilities and stockholders’ equity	$ 1,146.5	$ 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).