Notes Payable	6 Months Ended
Jun. 30, 2012
Notes Payable [Abstract]
Notes Payable	*9. Notes Payable* The Company had no notes payable at June 30, 2012 or December 31, 2011. As a member of the Federal Home Loan Bank of Des Moines (FHLB) with a capital investment of $4.7 million, the Company has the ability to borrow on a collateralized basis from the FHLB. The Company received dividends on the capital investment of less than $0.1 million in both the second quarter and the six-month period ended June 30, 2012. Dividends received were less than $0.1 million in the second quarter and $0.1 million for the six-month period ended June 30, 2011. The Company has unsecured revolving lines of credit of $60.0 million with two major commercial banks with no balances outstanding and which are at variable interest rates based upon short-term indices. These lines of credit will expire in June of 2013. The Company anticipates renewing these lines as they come due.

- Definition

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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