Goodwill and other intangibles (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill

A summary of changes in goodwill is as follows:

	Title		Mortgage Services		Total
	($000 omitted)
Balances at January 1, 2014	198,727		33,111		231,838
Acquisitions	3,275		18,165		21,440
Disposals	—		(1,410	)	(1,410	)
Balances at December 31, 2014	202,002		49,866		251,868
Acquisitions	7,220		—		7,220
Purchase adjustments	—		(5,268	)	(5,268	)
Impairment	—		(35,749	)	(35,749	)
Disposals	(349	)	—		(349	)
Balances at December 31, 2015	208,873		8,849		217,722