Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 149,608	$ 75,000
Short-term investments	43,720	21,526
Prepaid expenses and other current assets	5,802	6,247
Total current assets	199,130	102,773
Operating lease right-of-use assets	51,760	52,266
Property and equipment, net	13,766	14,764
Restricted cash	1,976	1,976
Deposit and other long-term assets	1,196	1,231
Total assets	267,828	173,010
Current liabilities:
Accounts payable	1,897	1,921
Accrued expenses and other current liabilities	9,160	12,584
Lease liability, current portion	10,492	10,409
Total current liabilities	21,549	24,914
Lease liability, net of current portion	63,991	64,627
Total liabilities	85,540	89,541
Stockholders’ equity:
Preferred stock	0	0
Common stock	2	1
Additional paid-in capital	1,127,383	1,003,718
Accumulated other comprehensive loss	(533)	(473)
Accumulated deficit	(944,564)	(919,777)
Total stockholders’ equity	182,288	83,469
Total liabilities and stockholders’ equity	$ 267,828	$ 173,010

Accrued expenses and other current liabilities.

No definition available.

Name:	advm_AccruedExpensesAndOtherCurrentLiabilities
Namespace Prefix:	advm_
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).