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Supplemental Information	3 Months Ended
Supplemental Information	Mar. 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Supplemental Information	Supplemental Information Other Liabilities Other liabilities were $157,130 and $174,859 at March 31, 2015 and December 31, 2014, respectively. Non-current pension obligation, which is a component of other liabilities, was $123,207 and $136,296 at March 31, 2015 and December 31, 2014, respectively. No other component of other liabilities was more than five percent of total liabilities.