Balance Sheets - USD ($)	Jun. 30, 2025	Jun. 30, 2024
CURRENT ASSETS:
Cash and cash equivalents	$ 17,544,547	$ 23,843,798
Grant receivable	2,104,050
Prepaid and other current assets	1,049,897	204,392
Total current assets	20,698,494	24,048,190
Operating lease right-of-use asset, net	339,653	406,726
Intangible assets, net	178,341	407,718
Goodwill	345,711	345,711
TOTAL ASSETS	21,562,199	25,208,345
CURRENT LIABILITIES:
Accounts payable and accrued expenses	2,200,320	3,586,912
Current portion of operating lease liability	74,464	60,343
Current portion of notes payable, net of financing cost, unearned premium and discount of $701,210 at June 30, 2024		5,701,210
Warrant liability		3,771
Total current liabilities	2,274,784	9,352,236
Operating lease liability, net of current portion	275,430	349,894
TOTAL LIABILITIES	2,550,214	9,702,130
STOCKHOLDERS' EQUITY:
Preferred stock; $0.001 par value; 10,000,000 shares authorized; 0 shares issued and outstanding
Common stock, $0.0001 par value; 800,000,000 shares authorized at June 30, 2025 and June 30, 2024; 1,917,061 shares issued of which 1,914,224 shares are outstanding at June 30, 2025; and 621,641 shares issued of which 619,008 shares outstanding at June 30, 2024	7,476	6,229
Additional paid in capital	371,148,784	349,732,674
Accumulated deficit	(352,144,246)	(334,232,661)
Treasury stock	(29)	(27)
Total stockholders' equity	19,011,985	15,506,215
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 21,562,199	$ 25,208,345

No definition available.

Name:	bivi_WarrantLiabilities
Namespace Prefix:	bivi_
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).