Ideas man lambasted guide over loo break close to five (9)

I believe the answer is:

ideologue

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'ideas man lambasted' is the definition.
I can't tell whether this definition defines the answer.

'guide over loo break close to five' is the wordplay.
'over' says to put letters next to each other.
'break' is an anagram indicator.
'close to' suggests the final letters (the close/ending of).
The last letter of 'five' is 'e'.
'guide'+'loo'='guideloo'
'guideloo' is an anagram of 'ideologu'.
'ideologu'+'e'='IDEOLOGUE'

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(Other definitions for ideologue that I've seen before include "Dogmatic theorist" , "Dogmatist" , "Dogmatic sort" , "Dogmatic type" , "Political reactionary" .)

I've seen this clue in The Guardian.

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