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

Quarterly report pursuant to Section 13 or 15(d)

Business Combinations - Additional Information (Details)

Business Combinations - Additional Information (Details)										3 Months Ended				6 Months Ended		9 Months Ended
	Apr. 04, 2022 USD ($)	Apr. 04, 2022 EUR (€)	Aug. 30, 2021 USD ($)	Jul. 08, 2021 USD ($)	Jul. 08, 2021 EUR (€)	Jul. 07, 2021 USD ($)	Jul. 07, 2021 EUR (€)	Jun. 01, 2021 USD ($) $ / shares shares	Feb. 18, 2021 USD ($) $ / shares shares	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2022 EUR (€)
Business Acquisition [Line Items]
Increase (Decrease) in deferred tax liability										$ (2,000,000.0)
Increase (Decrease) in deferred tax assets										(5,100,000)
Net Income (loss)										(15,837,000)			$ (4,487,000)	$ (29,009,000)	$ (14,845,000)
Amortization of intangible assets														$ 8,800,000	2,200,000
mGage
Business Acquisition [Line Items]
Acquisition date									Feb. 18, 2021					Feb. 18, 2021
Total purchase price consideration			$ 217,000,000.0					$ 218,000,000.0	$ 217,034,000
Cash consideration			199,200,000					$ 198,600,000	$ 199,200,000
Working capital adjustment			$ 997,000									$ 997,000				$ 997,000
Business combination, share price per share \| shares								1,600,000	1,600,000
Closing price of common stock in the date of issuance \| $ / shares								$ 11.77
Closing price of common stock in the date of issuance								$ 18,800,000
Business Acquisition description														The Company evaluated certain assets, liabilities and tax estimates that were subject to change throughout the measurement period ended on June 1, 2022 (one year from the acquisition date).
Increase (Decrease) in deferred tax liability												(1,900,000)
Increase in goodwill										3,100,000		5,900,000
mGage \| Pro-forma
Business Acquisition [Line Items]
Consolidated revenue										30,200,000			32,700,000	$ 62,300,000	64,600,000
Net Income (loss)										1,900,000			(3,900,000)	2,900,000	(7,500,000)
mGage \| General and Administrative Expenses
Business Acquisition [Line Items]
Acquisition related costs															5,500,000
mGage \| Acquired Developed Technology
Business Acquisition [Line Items]
Decrease in intangible assets, net												$ (8,900,000)
mGage \| PIPE Subscription Agreements
Business Acquisition [Line Items]
Business combination, share price per share \| shares									8,400,000
Closing price of common stock in the date of issuance \| $ / shares									$ 12.50
Closing price of common stock in the date of issuance									$ 200,000,000
Kaleyra US Inc
Business Acquisition [Line Items]
Cash consideration	$ 1,100,000	€ 1,000,000.0
Consolidated revenue										30,200,000				62,300,000
Net Income (loss)										1,900,000				2,900,000
Escrow account balance										468,000				468,000			€ 451,000
Bandyer
Business Acquisition [Line Items]
Total purchase price consideration				$ 15,333,000						$ 15,400,000				$ 15,400,000
Cash consideration				$ 13,300,000	€ 11,500,000	$ 15,400,000	€ 13,000,000
Increase (Decrease) in deferred tax liability											$ 164,000
Increase in goodwill											164,000
Decrease in purchase consideration											$ 58,000
MGage and Bandyer \| Pro-forma
Business Acquisition [Line Items]
Amortization of intangible assets													1,900,000		4,600,000
Amortization of intangible assets, net of related tax effect													687,000		1,700,000
Financial expenses													$ 2,400,000		$ 5,900,000