Commitments and Contingencies We are generally self-insured for losses and liabilities related to workers  compensation and employer s liability insurance. Accrued workers  compensation liability was $2.0 million and $1.9 million at March 29, 2015 and September 28, 2014 , respectively. Our self-insurance accruals are based on estimates and, while we believe that the amounts accrued are adequate, the ultimate claims may be in excess of the amounts provided. We are involved in pending litigation, administrative and similar matters arising out of the normal conduct of our business, including litigation relating to acquisitions, employment matters, intellectual property matters, commercial transactions, contracts, environmental matters and matters related to compliance with governmental regulations. The ultimate aggregate amount of monetary liability or financial impact with respect to these matters is subject to many uncertainties and is therefore not predictable with assurance. In the opinion of management, the final outcome of these matters, if they are adverse, will not have a material adverse effect on our financial position, results of operations or cash flows. However, there can be no assurance with respect to such result, and monetary liability, financial impact or other sanctions imposed on us from these matters could differ materially from those projected. On February 23, 2015, the Ironworkers Local No. 25 Pension Fund filed a shareholder derivative lawsuit in Delaware Chancery Court against the Company s current and former directors, including James J. Peterson, Dennis R. Leibel, Thomas R. Anderson, William E. Bendush, Paul F. Folino, William L. Healey, Matthew E. Massengill and James V. Mazzo, and the Royal Bank of Canada ( RBC ). The lawsuit challenges a provision in the Company s credit agreement, as amended prior to that date, that allegedly triggered an event of default if a majority of the board of directors was replaced through various means over a specified period of time. The plaintiff alleges tha