Office Relocations	12 Months Ended
Office Relocations	Dec. 31, 2014
Office Relocations [Abstract]
Office Relocations	9.OFFICE RELOCATIONS In December 2011, the Company commenced a relocation of its corporate headquarters from Folsom, California to The Woodlands, Texas, which was substantially completed in 2012. Costs related to personnel and office relocation expenses are recorded in Selling, general and administrative expenses in the Consolidated Statements of Net Income. During the year ended December 31, 2013, the Company incurred losses on the cessation of use of prior office leases of $9,160 for its former corporate headquarters in Folsom, California, and $742 for its E&P segment’s former regional offices in Houston, Texas. In October 2013, the Company remitted a payment to terminate the remaining lease obligation of its former headquarters in Folsom, California. These costs are recorded in Loss on prior office leases in the Consolidated Statements of Net Income.

The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled.

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