SUBSEQUENT EVENT - Note 17	12 Months Ended
Dec. 31, 2020
Included in accompanying consolidated balance sheets under the following captions:
SUBSEQUENT EVENT - Note 17	17. SUBSEQUENT EVENT In January 2021, we issued 1.1 million shares of our common stock for net proceeds of $6.6 million under the December 2020 ATM equity offering agreement with Craig-Hallum. In January 2021, we also received $6.1 million for the 1.0 million shares of common stock that were issued in December 2020. In total, we have issued 2.1 million shares of our common stock for net proceeds of $12.7 million under this ATM agreement. No further shares are available for sales under this agreement. In February 2021, we entered into a $50.0 million ATM equity offering agreement with Craig-Hallum. Under the agreement we were able, at our discretion, to offer and sell shares of our common stock having an aggregate value of up to $50.0 million through Craig-Hallum. We have issued 2.5 million shares of our common stock for net proceeds of $48.7 million under this ATM agreement. No further shares are available for sales under this agreement.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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