In the months that followed, regulators and independent investigators appointed by the company uncovered an elaborate accounting fraud.

At its peak, shareholders held stock valued at $180-billion, all of which has now been wiped out since the company declared bankruptcy a month after revealing its accounting fraud.

Its bankruptcy had been attributed to widespread accounting fraud.

A corporate scandal sometimes involves accounting fraud of some sort.

At the time, this fiasco was the largest case of accounting fraud in the country's history.