Summary of Significant Accounting Policies - Goodwill and Other Intangible Assets (Details 5)	12 Months Ended
	Dec. 31, 2015
Weighted Average
Goodwill and Other Intangible Assets
Finite-lived intangible assets remaining amortization period	9 years 4 months 24 days
Customer-Related Intangible Assets
Goodwill and Other Intangible Assets
Finite-lived intangible assets remaining amortization period	12 years 1 month 20 days
Technology and other intangibles
Goodwill and Other Intangible Assets
Finite-lived intangible assets remaining amortization period	5 years 2 months 2 days