matter of fact
1. noun Something that is true and factual. My attendance in this class is a matter of fact! You can check the sign-in sheets—I was here every week! The deficit is a matter of fact, not opinion. The numbers don't lie.
2. adjective Straightforward in communication. Usually hyphenated. It's better to be matter-of-fact when you fire someone, rather than trying to dance around the subject. The instructions should be matter-of-fact, but instead the manual is written with overly descriptive language.
3. adjective Nonchalant or not expressing excitement. Usually hyphenated. I don't know how you can be so matter-of-fact about winning that award—it's a great honor!