Phunware, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Narrative (Details)

Stockholders' Equity - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands				1 Months Ended		3 Months Ended		8 Months Ended	9 Months Ended
	Feb. 01, 2022	Jan. 31, 2022	Apr. 07, 2021	Feb. 28, 2021	Jan. 31, 2021	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022	Apr. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Common stock, shares authorized (in shares)						1,000,000,000		1,000,000,000	1,000,000,000				1,000,000,000
Common stock, par value (in dollars per share)						$ 0.0001		$ 0.0001	$ 0.0001				$ 0.0001
Common stock, shares issued (in shares)						101,321,268		101,321,268	101,321,268				96,751,610
Common stock, shares outstanding (in shares)						101,321,268		101,321,268	101,321,268				96,751,610
Proceeds from sales of common stock, net of issuance costs									$ 3,655	$ 32,610
Proceeds not received related to sales of common stock									$ 0	$ 97
Number of warrants (in shares)						5,636,801		5,636,801	5,636,801				5,636,801
Common Stock
Class of Stock [Line Items]
Common stock, shares outstanding (in shares)						101,321,000	75,549,000	101,321,000	101,321,000	75,549,000	98,137,000		96,752,000	72,736,000	56,371,000
Sales of common stock, net of issuance costs (in shares)						2,193,000	2,039,000		2,193,000	17,162,000
Warrants
Class of Stock [Line Items]
Warrant, term															3 years
Number of warrants (in shares)				3,840,000											2,160,000
Additional warrant shares registered (as a percent)												250.00%
Common Stock \| Warrants
Class of Stock [Line Items]
Exercise price per share (in dollars per share)				$ 2.25											$ 4.00
At Market Issuance Sales Agreement
Class of Stock [Line Items]
Common stock, par value (in dollars per share)		$ 0.0001
Aggregate offering price		$ 100,000	$ 25,000
Aggregate net proceeds received	$ 200,000									$ 3,149
Proceeds from sales of common stock, net of issuance costs								$ 3,817		3,052
Payments of stock offering costs								86		97
Additional transaction costs						$ 163	$ 147	$ 163	$ 163	147
Gross proceeds of sales price per share (as a percent)			3.00%
Proceeds not received related to sales of common stock										$ 97
At Market Issuance Sales Agreement \| Common Stock
Class of Stock [Line Items]
Sales of common stock, net of issuance costs (in shares)										2,730,654
At Market Issuance Sales Agreement \| Common Stock
Class of Stock [Line Items]
Sales of common stock, net of issuance costs (in shares)								2,193,460
At-The-Market Offering
Class of Stock [Line Items]
Proceeds from sales of common stock, net of issuance costs					$ 5,058
Payments of stock offering costs					$ 156
At-The-Market Offering \| Common Stock
Class of Stock [Line Items]
Sales of common stock, net of issuance costs (in shares)					2,670,121
Underwritten Offering
Class of Stock [Line Items]
Proceeds from sales of common stock, net of issuance costs				$ 24,722
Payments of stock offering costs				1,740
Additional transaction costs				$ 75
Underwritten Offering \| Common Stock
Class of Stock [Line Items]
Sales of common stock, net of issuance costs (in shares)				11,761,111
Exercise price per share (in dollars per share)				$ 2.25