Recent Transactions (Management Changes) (Narrative) (Details) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2018
USD ($)
|
Sep. 30, 2018
USD ($)
|
Mar. 15, 2018
item
|
Mar. 14, 2018
item
|
|
| Restructuring Cost and Reserve [Line Items] | ||||
| Restructuring charges | $ 600 | $ 7,500 | ||
| Restructuring costs related to stock compensation | 1,100 | |||
| Amortization of stock compensation | 1,700 | |||
| Number of board members | item | 10 | 9 | ||
| General and Administrative Expense [Member] | ||||
| Restructuring Cost and Reserve [Line Items] | ||||
| Restructuring charges | 6,200 | |||
| Operating Services [Member] | ||||
| Restructuring Cost and Reserve [Line Items] | ||||
| Restructuring charges | $ 1,300 |