Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010	Sep. 30, 2010
Shareholders' equity:
Common shares, par value
Common shares, shares authorized	42,000	42,000	25,000
Common shares, shares issued	19,198	19,198	19,198
Preferred shares, par value
Preferred shares, shares authorized	1,000	1,000	1,000
Preferred shares, shares issued
Treasury shares, at cost	701	762	768

Issuance value per share of no-par value common stock; generally not indicative of the fair market value per share.

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Issuance value per share of no-par value, nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer); generally not indicative of the fair market value per share.

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Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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