。
Could you tell me the details?
Literal
Details [object-を] tell humbly-receive can [polite-ますか].
明細 ('details, itemization') is a common business word for receipts, invoices, and billing breakdowns. ~ていただけますか is the very polite request form. Typical of customer service, billing inquiries, or any situation where the speaker is politely asking for clarification.