IDOC's

Hello Folks,

iam new with IDOC's

and i have a situation like this,

when i create a billing document, i need to fill this whole biiling document data

into IDOC using a existing idoc type.

can u please tell how do i fill the IDOC, mean how i connect the creation of billing document

and the idoc

so can u please tell how do i fill the IDOC's with data from billling documents

Regards,

Phani