Confidence. That was what it was. Theo smirked as he watched her, nodding as he reached out and took the parchments after her removal of the spell. He did not say much while eyeing through the papers, seeing if there was anything he needed to pay special attention too.
Then he folded them again and put them down into his lap. He'd read them more carefully later, when he was alone and could examine the material. Then he'd choose what parts to give to Umbridge, and which ones to save for his vaults.
'It seems to be adequate,' he said, purposely holding back on the praise. She had confidence enough as it was. 'Your next payment will be done before you leave,' he then added, as if speaking about adding more milk to the tea.
'We do need to discuss how you will receive payments in the future - this is a far too irregular fashion.' And a more regular fashion would give him more control, though this was something he of course did not mention.