(12) Commitments and Contingencies During 2017, the Company incorporated each of Landstar Metro and Landstar Servicios. On September 20, 2017, Landstar Metro acquired substantially all of the assets of the asset-light transportation logistics business of Fletes Avella, S.A. de C.V., a Mexican transportation logistics company. In connection with the acquisition, individuals affiliated with the seller subscribed in the aggregate for a 30% equity interest in each of Landstar Metro and Landstar Servicios. As it relates to the noncontrolling interests of Landstar Metro and Landstar Servicios, the Company has the option to purchase, and the minority equityholders have the option to sell, during the period commencing on the third anniversary of September 20, 2017, the closing date of the subscription by the minority equityholders (the Closing Date), and at any time after the fourth anniversary of the Closing Date, at fair value all but not less than all of the noncontrolling interests in Landstar Metro and Landstar Servicios. The noncontrolling interests are also subject to customary restrictions on transfer, including a right of first refusal in favor of the Company. At December 30, 2017, in addition to the $59,436,000 letters of credit secured by investments, Landstar had $33,124,000 of letters of credit outstanding under the Credit Agreement. The Company is involved in certain claims and pending litigation arising from the normal conduct of business. Many of these claims are covered in whole or in part by insurance. Based on knowledge of the facts and, in certain cases, opinions of outside counsel, management believes that adequate provisions have been made for probable losses with respect to the resolution of all such claims and pending litigation and that the ultimate outcome, after provisions therefor, will not have a material adverse effect on the financial condition of the Company, but could have a material effect on the results of operations in a given quarter or year.