Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Accounting Policies Income Taxes (Details)

v3.8.0.1
Basis of Presentation and Accounting Policies Income Taxes (Details)
3 Months Ended
Mar. 31, 2018
Income Tax Disclosure [Abstract]  
Effective Income Tax Rate Reconciliation, Percent (4.60%)