Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Revenue from Contracts with Customers - Additional Information (Details)	3 Months Ended	9 Months Ended
	Nov. 30, 2020 USD ($)	Nov. 30, 2020 USD ($) Segment	Aug. 31, 2020 USD ($)	Feb. 29, 2020 USD ($)
Disaggregation Of Revenue [Line Items]
Contract with customer, right to recover product	$ 1,822,000	$ 1,822,000		$ 1,544,000
Contract with customer, refund liability	4,185,000	4,185,000		3,779,000
Contract with customer, asset, net	0	$ 0		0
Contract with customer, liability, revenue recognized	2,767,000
Contract with customer, liability			$ 2,767,000	$ 0
Number of reportable segments \| Segment		3
Telematic Subscription Services [Member] \| Directed LLC and Directed Electronics Canada Inc [Member]
Disaggregation Of Revenue [Line Items]
Contract with customer, liability	$ 4,412,000	$ 4,412,000
Minimum [Member]
Disaggregation Of Revenue [Line Items]
Warrant period		30 days
Maximum [Member]
Disaggregation Of Revenue [Line Items]
Warrant period		3 years