Quarterly report pursuant to Section 13 or 15(d)

Recent Transactions (Management Changes) (Narrative) (Details)

v3.8.0.1
Recent Transactions (Management Changes) (Narrative) (Details)
3 Months Ended
Mar. 31, 2018
USD ($)
Mar. 15, 2018
item
Mar. 14, 2018
item
Restructuring Cost and Reserve [Line Items]      
Restructuring charges $ 5,050,000    
Restructuring costs related to stock compensation 600,000    
Number of board members | item   10 9
General and Administrative Expense [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges 4,500,000    
Operating Services [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges $ 539,000