Goodwill - Reconciliation of Changes to Carrying Amount of Goodwill (Detail) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
Mar. 31, 2019 |
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| Goodwill [Roll Forward] | |||
| Goodwill Beginning Balance | $ 69,262,000 | $ 42,268,000 | $ 42,268,000 |
| Adjustments | 0 | ||
| Adjustments to purchase price of Mobile Posse | 1,483,000 | ||
| Purchases | 9,431,000 | 26,994,000 | |
| Goodwill Ending Balance | 80,176,000 | 69,262,000 | $ 42,268,000 |
| Loss on impairment of goodwill | $ 0 | $ 0 | |
| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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