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Contingencies
3 Months Ended
Mar. 31, 2012
Commitments and Contingencies Disclosure [Abstract]  
Contingencies
6.  CONTINGENCIES

Leases - The Company leases offices and facilities and office equipment under certain operating leases, which expire on various dates through October 2016.  Under the terms of the facility leases, a pro rata share of operating expenses and real estate taxes are charged as additional rent.

Legal - The Company is party to various legal proceedings arising in the normal course of business activities, none of which, in the opinion of management, are expected to have a material adverse impact on the Company's consolidated financial position or results of operations.