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v3.20.4

Subsequent Events (Details) - Subsequent event $ / shares in Units, R in Millions, $ in Millions | 1 Months Ended |  |
--- | --- | --- | ---
Jan. 31, 2021 USD ($) $ / shares shares | Feb. 24, 2021 USD ($) | Feb. 24, 2021 ZAR (R) | Jan. 25, 2021 USD ($)
Subsequent Event [Line Items] |  |  |  |
Number of shares issued (in shares) | shares | 1,516,073 |  |  |
Purchase price (in dollars per share) | $ / shares | $ 20.11 |  |  |
Proceeds from sale of stock | $ 29.6 |  |  |
Canaccord Genuity LLC |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Equity Distribution Agreement, maximum aggregate amount authorized for offer or sale |  |  |  | $ 40.0
Convergence |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Share Purchase Agreement, transaction price per agreement |  | $ 36.2 | R 528.9 |

X
- Definition Definitive Agreement, Transaction Price Per Agreement + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Equity Distribution Agreement, Aggregate Amount Of Shares Authorized For Offer Or Sale, Maximum + References No definition available. + Details
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Namespace Prefix: | insg_
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X
- Definition Cash received on stock transaction after deduction of issuance costs. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The number of shares issued or sold by the subsidiary or equity method investee per stock transaction. + References No definition available. + Details
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X
- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. + References No definition available. + Details
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Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
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Period Type: |