CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Dec. 31, 2015	Dec. 31, 2014
Common stock, no par value (in dollars per share)	$ 0	$ 0
Common stock, authorized (in shares)	10,000,000	10,000,000
Common stock, issued (in shares)	2,031,337	2,031,337
Common stock, outstanding (in shares)	2,031,337	2,031,337
Series B Preferred Stock [Member]
Preferred stock, authorized (in shares)	11,735	11,735
Preferred stock, liquidation value (in dollars per share)	$ 1,000	$ 1,000
Preferred stock, issued (in shares)	11,735	11,735
Preferred stock, outstanding (in shares)	11,735	11,735
Series C Junior Participating Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized (in shares)	21,000	21,000
Preferred stock, issued (in shares)	0	0
Preferred stock, outstanding (in shares)	0	0