7. Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2020

Equity [Abstract]

Schedule of repurchased shares

The repurchased shares are expected to be retired. Monthly stock repurchases for the periods presented, all of which were purchased as part of a publicly announced plan or program, were as follows:

	Total Number of Shares Purchased		Average Price paid per Share		Approximate Dollar Value of Shares that May Yet be Purchased under the Program		Plan Expiration Date
March 20, 2020 - March 31, 2020		576,898	$	2.28	$	8,686,000	July 31, 2020
April 1, 2020 - April 23, 2020		1,107,639	$	2.42	$	6,001,000	July 31, 2020
Totals for 2020		1,684,537	$	2.37