Property, Plant, and Equipment
Property, plant, and equipment is recorded at cost. Repair and maintenance costs are expensed as incurred. The Company generally uses the straight-line method in computing depreciation for financial reporting purposes and generally uses accelerated methods for income tax purposes. The annual provisions for depreciation have been computed principally in accordance with the following ranges of asset lives: buildings - 10 to 40 years; machinery and equipment - 3 to 30 years. The Company capitalized interest on major construction projects in progress of $16 million, $24 million, $12 million, $9 million, $21 million, and $7 million for the years ended December 31, 2013 and 2012, the six months ended December 31, 2012 and 2011, and the years ended June 30, 2012 and 2011, respectively.
