Show ids for all documents in type CV without expense budgets.
CREATE TABLE Documents_with_expenses (
    document_id VARCHAR,
    document_type_code VARCHAR
)

CREATE TABLE Documents (
    document_id VARCHAR,
    document_type_code VARCHAR
)
SELECT document_id FROM Documents WHERE document_type_code = "CV" EXCEPT SELECT document_id FROM Documents_with_expenses
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Show ids for all documents in type CV without expense budgets. ### Input: CREATE TABLE Documents_with_expenses (
    document_id VARCHAR,
    document_type_code VARCHAR
)

CREATE TABLE Documents (
    document_id VARCHAR,
    document_type_code VARCHAR
) ### Response: SELECT document_id FROM Documents WHERE document_type_code = "CV" EXCEPT SELECT document_id FROM Documents_with_expenses