Significant Concentrations of Risk (Details)	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Boeing [Member] | Revenue [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	84.00%	85.00%	83.00%
Boeing [Member] | Accounts Receivable [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	28.00%	33.00%
Airbus [Member] | Revenue [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	9.00%	10.00%	11.00%
Airbus [Member] | Accounts Receivable [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	26.00%	28.00%
Gulfstream Accounts Receivable [Member] | Accounts Receivable [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	25.00%	16.00%