Which is why american style manuals will always ask you to merge it with the subsequent word, without a hyphen Given current usage, i very much doubt blessed is strictly considered religious (whatever that might mean) There seem to be three terms used by experts in the field
Non-Performing Assets (NPA): Meaning, Classifications & Types | 5paisa
However, the other two seem to be more commonly used in that context.
Suppose that we want to negate a generic compound adjective adjective1 adjective2
Leaving non stranded doesn't work either as it is a bound morpheme, a prefix not a word (in english) I'd use the two hyphens.