Covered Assets and Indemnification Asset - TDRs (Details) - Covered $ in Thousands	3 Months Ended
	Mar. 31, 2016 item	Mar. 31, 2015 USD ($) item
Covered Loans
Total Modifications		$ 853
Number of TDRs granted | item	0
Recorded Investment in loans
Number of Loans | item		1
Recorded Investment		$ 280
Payment Term Extension
Covered Loans
Total Modifications		853
Secured by commercial properties
Covered Loans
Total Modifications		573
Secured by commercial properties | Payment Term Extension
Covered Loans
Total Modifications		573
Secured by residential properties
Covered Loans
Total Modifications		$ 280
Recorded Investment in loans
Number of Loans | item		1
Recorded Investment		$ 280
Secured by residential properties | Payment Term Extension
Covered Loans
Total Modifications		$ 280