BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 85,094	$ 157,898
Short-term investments	205,121	177,551
Prepaid expenses and other current assets	11,429	10,190
Total current assets	301,644	345,639
Property and equipment, net	8,651	3,000
Other assets	273	349
Total assets	310,568	348,988
Current liabilities:
Accounts payable	3,251	1,754
Accrued expenses	13,783	7,352
Deferred revenue	2,801	7,728
Total current liabilities	19,835	16,834
Deferred revenue, net of current portion	27,277	21,306
Deferred rent	2,290	987
Total liabilities	49,402	39,127
Commitments and contingencies (Note 5)
Stockholders’ equity:
Common stock, $0.0001 par value: 300,000,000 shares authorized; 42,241,981 shares issued and outstanding at September 30, 2021 and 41,779,183 shares issued and 41,767,431 shares outstanding at December 31, 2020	5	5
Additional paid-in capital	387,902	382,012
Accumulated other comprehensive loss	(1,827)	(63)
Accumulated deficit	(124,914)	(72,093)
Total stockholders’ equity	261,166	309,861
Total liabilities and stockholders’ equity	$ 310,568	$ 348,988

Accrued Liabilities And Employee-Related Liabilities, Current

No definition available.

Name:	sttk_AccruedLiabilitiesAndEmployeeRelatedLiabilitiesCurrent
Namespace Prefix:	sttk_
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).