Consolidated Balance Sheets - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 4,230,916	$ 269,964
Marketable securities		2,755,111
Royalties receivable, net of reserves of $1,158,450 in 2022 and $1,016,678 in 2021, respectively	589,599	831,636
Prepaid expenses and other current assets	100,973	92,931
Total current assets	4,921,488	3,949,642
Fixed assets, net	65,388	92,954
Operating lease ROU assets	323,509	469,824
Deposits and other assets	56,066	33,567
Total assets	5,366,451	4,545,987
Current liabilities:
Current portion of operating lease liability	196,405	182,091
Accounts payable	71,079	66,460
Accrued expenses and other	34,379	49,385
Total current liabilities	301,863	297,936
Operating lease liability, net of current portion	267,723	464,128
Total liabilities	569,586	762,064
Shareholders’ equity:
Common stock, par value $0.0001 per share; authorized 100,000,000 shares, issued and outstanding 33,150,396 in 2022 and 31,650,396 in 2021	3,315	3,165
Additional paid-in capital	127,150,027	123,467,886
Accumulated deficit	(122,356,477)	(119,687,128)
Total shareholders’ equity	4,796,865	3,783,923
Total liabilities and shareholders’ equity	$ 5,366,451	$ 4,545,987

Royalties receivable net current.

No definition available.

Name:	REFR_RoyaltiesReceivableNetCurrent
Namespace Prefix:	REFR_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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).