CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 31,903,727	$ 11,118,614
Grants receivable from CPRIT	2,086,157	3,855,996
Prepaid expenses and other current assets	1,194,255	822,050
Total current assets	35,184,139	15,796,660
Property and equipment, net	11,570	22,639
Other assets	201,389	247,113
Goodwill	8,865,909	8,865,909
Total assets	44,263,007	24,932,321
Current liabilities:
Accounts payable	1,234,922	1,853,756
Accrued expenses and other current liabilities	323,364	383,138
Note payable	0	477,028
Warrant liability	54,006	59,211
Total liabilities	1,612,292	2,773,133
Commitments and contingencies (Note 5)
Stockholders' equity:
Preferred stock, $0.0001 par value; 10,000,000 shares authorized; 0 issued and outstanding	0	0
Common stock, $0.0001 par value; 100,000,000 shares authorized; 45,172,535 and 23,810,541 shares issued at September 30, 2021 and December 31, 2020, and 45,172,535 and 23,808,546 shares outstanding at September 30, 2021 and December 31, 2020, respectively	4,517	2,381
Additional paid-in capital	70,738,517	41,585,761
Accumulated deficit	(28,092,319)	(19,428,954)
Total stockholders' equity	42,650,715	22,159,188
Total liabilities and stockholders' equity	$ 44,263,007	$ 24,932,321

Accrued Expenses And Other Current Liabilities

No definition available.

Name:	flks_AccruedExpensesAndOtherCurrentLiabilities
Namespace Prefix:	flks_
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).