Fair Value Part 2 (Details) (Recurring Basis [Member], Level 3 [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013
MSR [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning Balance	$ 67,834		$ 47,341
Total net (losses) gains included in Mortgage banking, net	(15,769)	[1]	2,012	[1]
Additions	12,293		18,481
Sales	0		0
Ending Balance	64,358		67,834
The amount of total (losses) gains for the period included in earnings that are attributable to the change in unrealized gains or losses still held, end of period	(7,202)		11,818
Other Assets - Derivatives [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning Balance	126		2,284
Total net (losses) gains included in Mortgage banking, net	4,554	[1]	7,754	[1]
Additions	0		0
Sales	(3,381)		(9,912)
Ending Balance	1,299		126
The amount of total (losses) gains for the period included in earnings that are attributable to the change in unrealized gains or losses still held, end of period	$ 587		$ 735

[1] Total net (losses) gains included in Mortgage banking, net relating to MSR includes changes in fair value due to market changes and due to runoff.