Acquisitions (Details) - USD ($) $ in Thousands	Jul. 01, 2016	Mar. 14, 2016
American Title, Inc.
Business Acquisition [Line Items]
Acquisition percentage	100.00%
Consideration transferred	$ 44,961
Goodwill acquired	8,534
National Flood Insurance Program
Business Acquisition [Line Items]
Consideration transferred		$ 20,329
Initial cash payment		1,000
Expected contingent payment		19,329
Intangible assets acquired		$ 20,329
Intangible assets acquired, amortization period		5 years
Customer and Technology | American Title, Inc.
Business Acquisition [Line Items]
Intangible assets acquired	$ 32,356
Minimum | Customer and Technology | American Title, Inc.
Business Acquisition [Line Items]
Intangible asset useful life	1 year
Maximum | Customer and Technology | American Title, Inc.
Business Acquisition [Line Items]
Intangible asset useful life	12 years 6 months