Dec 2 (Reuters) - ALIMENTATION COUCHE-TARD ATDb.TO :
* Couche-tard acquires topaz, Ireland's largest convenience and fuel retailer
* Says parties have agreed not to disclose the purchase price for this
acquisition
* Says deal would be financed using couche-tard's available cash and existing
credit facilities
* Says one of its units signed agreement to acquire topaz
* Source text for Eikon
* Further company coverage ATDb.TO