If you don't have any document, it will consider unpaid leave and also it will influence your KPI (your image in the company)
If you have document, In certain case, it will consider paid leave such as:-
A) Accident where you involve in it.
B) Police cases where u are the witnesses (not you are the suspect)
For funeral, you need to refer back to your employee handbook or your offer letter. Some company provide consolidation leave.
By providing document, your KPI (image) won't get influence.
Just remember, providing extra info won't cause you anything. Do more is always the better.