10.  Leases

The Company leases all store premises, some of its office space and certain information technology and office equipment. The store leases generally have initial terms of 10 years and are classified as operating leases. Most of these store leases provide for base rentals and the payment of a percentage of sales as additional contingent rent when sales exceed specified levels. Additionally, most leases contain construction allowances and/or rent holidays. In recognizing landlord incentives and minimum rent expense, the Company amortizes the items on a straight-line basis over the lease term (including the pre-opening build-out period).

A summary of fixed minimum and contingent rent expense for all operating leases follows:

In addition, the Company is typically responsible under its store, office and distribution center leases for tenant occupancy costs, including maintenance costs, common area charges, real estate taxes and certain other expenses.

The table below summarizes future minimum lease obligations, consisting of fixed minimum rent, under operating leases in effect at January 28, 2017: