Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details)

v3.7.0.1
Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details)
6 Months Ended
Jun. 30, 2017
Segment
Accounting Policies [Abstract]  
Number of operating segments 1
Number of reportable segments 1