Fair Value of Financial Assets and Financial Liabilities (Fair Value of Assets and Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Mortgage Loans on Real Estate [Member]
Assets and Related Instruments [Abstract]
Carrying Value, Assets	$ 379	$ 383
Estimated Fair Value, Assets	379	383
Policy Loans [Member]
Assets and Related Instruments [Abstract]
Carrying Value, Assets	1,359	1,317
Estimated Fair Value, Assets	1,359	1,317
Cash Surrender Value [Member]
Assets and Related Instruments [Abstract]
Carrying Value, Assets	5,783	5,931
Estimated Fair Value, Assets	5,783	5,931
Other Long-term Investments [Member]
Assets and Related Instruments [Abstract]
Carrying Value, Assets	3,650	3,777
Estimated Fair Value, Assets	3,650	3,777
Insurance Claims [Member]
Liabilities and Related Instruments [Abstract]
Carrying Value, Liabilities	1,422	1,417
Estimated Fair Value, Liabilities	1,422	1,417
Short-term Debt [Member]
Liabilities and Related Instruments [Abstract]
Carrying Value, Liabilities	1,367	1,292
Estimated Fair Value, Liabilities	1,367	1,292
Long-term Debt [Member]
Liabilities and Related Instruments [Abstract]
Carrying Value, Liabilities	25,639	25,339
Estimated Fair Value, Liabilities	$ 25,639	$ 25,339