Annual report pursuant to Section 13 and 15(d)

Segments - Narrative (Details)

v3.10.0.1
Segments - Narrative (Details)
12 Months Ended
Dec. 31, 2018
USD ($)
Segment
Segment Reporting Information [Line Items]  
Number of reportable segments | Segment 2
Intersegment Elimination  
Segment Reporting Information [Line Items]  
Revenues $ 0
Inter-segment allocation of interest expense $ 0