Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 41,104	$ 71,870
Marketable securities	80,624	66,512
Restricted cash	3,761	4,195
Prepaid expenses and other current assets	6,823	6,099
Total current assets	132,312	148,676
Property and equipment, net	23,112	26,906
Operating lease right-of-use assets	20,330	38,313
Intangible asset	59,195	59,195
Goodwill	140,627	140,627
Other non-current assets	551	3,173
TOTAL ASSETS	376,127	416,890
Current liabilities:
Accounts payable	1,949	1,669
Accrued compensation	10,652	13,240
Accrued expenses and other current liabilities	8,316	8,679
Operating lease liabilities	13,316	14,938
Contingent consideration	40,647	40,200
Total current liabilities	74,880	78,726
Operating lease liabilities, net of current portion	40,524	63,924
Contingent consideration, net of current portion	54,710	83,518
Success payment liabilities	16,566	19,238
Other non-current liabilities	9,083	10,600
Total liabilities	195,763	256,006
Commitments and contingencies (Note 10)
Stockholders' equity:
Preferred stock, $0.0001 par value; 50,000 shares authorized; zero shares issued and outstanding as of September 30, 2026 and December 31, 2025
Common stock, $0.0001 par value; 750,000 shares authorized; 299,521 and 266,732 shares issued and outstanding as of September 30, 2026 and December 31, 2025, respectively	30	27
Additional paid-in capital	2,119,898	2,009,845
Accumulated other comprehensive income (loss)	(104)	28
Accumulated deficit	(1,939,460)	(1,849,016)
Total stockholders' equity	180,364	160,884
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 376,127	$ 416,890

Success payment liabilities noncurrent.

No definition available.

Name:	sana_SuccessPaymentLiabilitiesNoncurrent
Namespace Prefix:	sana_
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).