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v3.23.1

Note 1 - Summary of Significant Accounting Policies - Activity in the Allowance for Credit Losses (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2020
Allowance at beginning of year | $ 30.3 | $ 24.9 | $ 23.0
Provision for expected credit losses | 11.6 | 14.7 | 14.0
Write-offs, net of recoveries | (10.0) | (9.3) | (12.1)
Allowance at end of year | 31.9 | 30.3 | 24.9
Spire Missouri [Member] |  |  |
Allowance at beginning of year | 22.6 | 18.1 | 14.9
Provision for expected credit losses | 11.2 | 11.1 | 12.7
Write-offs, net of recoveries | (8.9) | (6.6) | (9.5)
Allowance at end of year | 24.9 | 22.6 | 18.1
Spire Alabama Inc [Member] |  |  |
Allowance at beginning of year | 6.6 | 5.5 | 6.3
Provision for expected credit losses | 0.3 | 3.1 | 0.9
Write-offs, net of recoveries | (0.6) | (2.0) | (1.7)
Allowance at end of year | $ 6.3 | $ 6.6 | $ 5.5

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