Logoff Disconnected and Idle Users (edited)

# VARIABLES
$logFile = "C:\temp\Baseline_DisconnectedSessions.csv"
$sessions = $null
# DATATABLE
$sessionsTable = New-Object System.Data.DataTable("Sessions")
# DataTable "Sessions" Schema (columns)
$stringCols = @("USERNAME","ID","STATE","IDLETIME","LOGONTIME","FlagLOGOFF","LOGOFFSUCCESS","TimeStamp")
foreach ($col in $stringCols) {[void]$sessionsTable.Columns.Add($col,"string")} # These columns are type=string
# START MAIN
$sessions = (query user 2>&1 | ForEach-Object{ "$_" }) # Get user session info and suppress nativecommand errors
foreach ($sesh in $sessions){
    $trimmedSession = (($sesh -replace '^>', '') -replace '\s{2,}', ',').Trim() # Clean up the string
    if ($trimmedSession.Split(',').Count -eq 5) {
        # if the string is split into 5 chunks by commas do the following work
        ($trimmedSession -replace '(^[^,]+)', '$1,') | Out-Null
        $row = $sessionsTable.NewRow()
        $row.USERNAME,$row.ID,$row.STATE,$row.IDLETIME,$row.LOGONTIME = $trimmedSession.split(',') # Chunk up the string and set each chunk to the appropriate field in the table
        if (($row.IDLETIME -gt "0+00:40") -AND ($row.State -eq "Disc")){
            $row.FlagLOGOFF = $true # if the IDLETIME is greater than 40 minutes and the STATE is DISC set this field to TRUE
        } else {
            $row.FlagLOGOFF = $false # else set this field to FALSE
        }
        $sessionsTable.rows.Add($row)
    } else { CONTINUE } # if the string is not split into 5 chunks by commas move on to next $sesh in the foreach
}
$sessions = $sesh = $trimmedSession = $null # nulling out some variables, just in case
foreach ($row in $sessionsTable){
    if ($row.FlagLOGOFF -eq "TRUE"){
        # read the table, if the field FlagLOGOFF is set to true do the following work
        $dateTime = Get-Date
        $row.TimeStamp = $dateTime # set the TIMESTAMP field to the current date and time
        logoff $row.ID # Log off the user
        if ((query user $row.Username 2>&1 | ForEach-Object{ "$_" }) -like "No User exists for*"){
            $row.LOGOFFSUCCESS = $true # check for the user, if there is no session we succeeded, set the LOGOFFSUCCESS field to TRUE
        } else {
            $row.LOGOFFSUCCESS = $false # check for the user, if there is a session we failed, set the LOGOFFSUCCESS field to FALSE
        }
        $sessionsTable | Export-Csv -NoTypeInformation $logFile # write the table to the log
        Set-Content $logFile ((Get-Content $logFile) -replace '"') # remove quotes from the log because I hate them
    }
}
$dateTime = $null # nulling out some variables, just in case
# END SCRIPT