Mortgage Servicing Rights (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Transfers and Servicing [Abstract]
Contractually specified servicing fees, late fees and ancillary fees earned	$ 5.4	$ 2.5	$ 8.3	$ 4.8