Acquisition and Discontinued Operations Acquisition of PWSC (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2017	Jun. 30, 2018	Oct. 12, 2017
Business Acquisition [Line Items]
Cash and cash equivalents			$ 2,071
Other receivables			50
Service fee receivable			1,422
Property and equipment			238
Other assets	$ 4,302	$ 3,592	205
Goodwill	80,843	80,843	9,051
Total assets	506,685	505,130	13,037
Deferred service fees			800
Accrued expenses and other liabilities	10,359	11,254	2,368
Total liabilities	450,778	$ 461,484	$ 3,168
Purchase price	$ 9,900