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v3.10.0.1

Commitments and Contingencies - Narrative (Details) $ in Millions | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
May 31, 2013 ft² renewal_term | Jun. 30, 2018 USD ($) ft² renewal_term | Jun. 30, 2017 USD ($) | Jun. 01, 2018 ft² | Jul. 31, 2015 ft² | Feb. 28, 2015 ft²
Operating Leased Assets [Line Items] |  |  |  |  |  |
Rent expense | $ |  | $ 0.4 | $ 0.4 |  |  |
Original lease area of land removed |  |  |  | 8,118 |  |
Leased premises remaining area |  |  |  | 17,560 |  |
1st Detect |  |  |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |  |  |
Number of renewal terms | renewal_term |  | 2 |  |  |  |
Renewal term |  | 5 years |  |  |  |
Leased premises, right of first refusal exercised |  |  |  |  |  | 9,138
Austin, Texas |  |  |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |  |  |
Leased premises |  | 5,219 |  |  |  |
Number of renewal terms | renewal_term |  | 1 |  |  |  |
Renewal term |  | 5 years |  |  |  |
Period before expiration of lease that renewal contract must be signed |  | 8 months |  |  |  |
Austin, Texas | Astral Images, Inc |  |  |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |  |  |
Leased premises |  |  |  |  | 4,000 |
Webster Texas Property | 1st Detect | Research and Development and Production Facility |  |  |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |  |  |
Leased premises | 16,540 |  |  |  |  |
Number of renewal terms | renewal_term | 2 |  |  |  |  |
Renewal term | 5 years |  |  |  |  |
Lease term | 62 months |  |  |  |  |

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