Investments (Amortized Cost And Fair Value Of Debt Securities, By Contractual Maturity) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015
Investments [Abstract]
Due in one year or less, Amortized cost	$ 5,885
Due after one year through five years, Amortized cost	10,828
Due after five years through ten years, Amortized cost	30,857
Due after ten years, Amortized cost	46,187
Amortized Cost Contractual Maturities Subtotal	93,757
Mortgage-backed securities, Amortized cost	79,634
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis	173,391
Due in one year or less, Fair value	5,950
Due after one year through five years, Fair value	11,091
Due after five years through ten years, Fair value	31,751
Due after ten years, Fair value	46,130
Fair Value Contractual Maturities Subtotal	94,922
Mortgage-backed securities, Fair value	80,775
Available-for-sale Securities, Debt Securities, Fair Value	$ 175,697