Stockholders' Equity - Narrative (Details) $ / shares in Units, $ in Thousands								1 Months Ended		12 Months Ended
	Jun. 02, 2022 USD ($) $ / shares shares	Jan. 10, 2022 $ / shares shares	Jan. 05, 2022 shares	Dec. 07, 2021 USD ($) $ / shares shares	Nov. 09, 2021 USD ($) $ / shares shares	Oct. 04, 2021 $ / shares shares	Aug. 13, 2021 USD ($) $ / shares shares	Oct. 31, 2021 USD ($) shares	Apr. 30, 2021 USD ($) shares	Mar. 31, 2023 USD ($) vote shares	Mar. 31, 2022 USD ($) shares	Feb. 10, 2022 $ / shares shares	Nov. 05, 2021 $ / shares shares	Oct. 31, 2017 USD ($)
Class of Stock [Line Items]
Number of shares sold in private placement offering (in shares)									97,099
Aggregate purchase price | $									$ 500
Term of advertising contract									1 year
Stock warrants exercised (in shares)		82,500	13,028
Exercise price (in usd per share) | $ / shares		$ 3.30
Common stock, shares authorized (in shares)										750,000,000	750,000,000
Common stock, shares outstanding (in shares)										57,047,013	53,379,307
Common stock, shares issued (in shares)										57,047,013	53,379,307
Preferred stock, shares authorized (in shares)										5,000,000
Preferred stock, shares outstanding (in shares)										0
Preferred stock, shares issued (in shares)										0
Placement agent fees and closing expenses | $										$ 280	$ 1,127
Number of votes per share, common stock | vote										1
Private Placement
Class of Stock [Line Items]
Number of shares sold in private placement offering (in shares)				1,673,152	6,600,000		1,000,000
Aggregate purchase price | $				$ 12,900	$ 33,000		$ 5,000
Exercise price (in usd per share) | $ / shares	$ 6.00			$ 9.25	$ 6.00		$ 6.00						$ 6.00
Price per share (in usd per share) | $ / shares				$ 7.71	$ 5.00		$ 5.00
Placement agent fees and closing expenses | $				$ 300	$ 800		$ 22
Number of common stock issuable from warrants (in shares)	666,668			348,649	416,667		209,000						958,334
Private Placement | Common Stock Warrants
Class of Stock [Line Items]
Exercise price (in usd per share) | $ / shares						$ 6.00
Number of common stock issuable from warrants (in shares)						650,000
Private Placement | Finder's Warrant
Class of Stock [Line Items]
Exercise price (in usd per share) | $ / shares												$ 8.48
Number of common stock issuable from warrants (in shares)												20,233
Private Placement, Additional Shares Purchased
Class of Stock [Line Items]
Number of shares sold in private placement offering (in shares)	3,199,999
Aggregate purchase price | $	$ 16,000
Price per share (in usd per share) | $ / shares	$ 5.00
Placement agent fees and closing expenses | $	$ 300
Yaskawa
Class of Stock [Line Items]
Number of shares issued (in shares)						3,120,000
Exercise price (in usd per share) | $ / shares						$ 6.00
Yaskawa Note
Class of Stock [Line Items]
Unsecured subordinated convertible promissory note | $								$ 15,600						$ 15,000
Yaskawa Note | Yaskawa
Class of Stock [Line Items]
Number of shares issued (in shares)								3,120,000