A toilet assembly includes a cushion defining a cushion niche and configuredto be positioned under and support abackside of an. individual. The toilet assembly also includes a wastecollection receptacle having a receptacle body defining a sumpconfigured to hold human waste. The waste collection receptacle ischaracterized by an external contour configured to selectively fitinto the cushion niche and facilitate removal of the receptacle from thecushion niche when the cushion is positioned under the backsideof the individual. The toilet assembly additionally includes a receptacle lidconfigured to be selectively opened to expose the sump andclosed to hermetically seal the sump when the receptacle is positioned insidethe cushion niche. A method of managing toiletry needsof an individual using the toilet assembly is also disclosed.