Litigation and Regulatory Contingencies (Details) (USD $)	3 Months Ended	0 Months Ended	6 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 04, 2012 loans	Jun. 20, 2013 loans	Dec. 31, 2011	Dec. 31, 2014	Feb. 06, 2012 Claims	Nov. 01, 2011 loans
Litigation Settlement, Expense	$ 9,900,000
Pending or Threatened Litigation [Member]
Number of residential mortgage loans involved in breach of contract in appraisal services		160	146				194
Loss contingency, value of damages sought		108,000,000	98,900,000	129,000,000
Number of Mortgage claims dismissed			14
Breach of contract claim						16,000,000
Number of breach of contract claims related to appraisal services						26
Litigation Status [Domain]
Costs Associated with Legal Settlement					$ 12,000,000