Subsequent Events (Details) - SEI - Subsequent Event customer in Thousands, $ in Millions |
Jul. 27, 2017
USD ($)
customer
state
|
|---|---|
| Subsequent Event [Line Items] | |
| Business combination, consideration transferred | $ | $ 140.0 |
| Business combination, number of customers entity serves | customer | 90 |
| Business combination, number of states in which entity operates | state | 11 |