Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2018	Dec. 31, 2017
Statement of Financial Position [Abstract]
Preferred stock, par value (in dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares authorized (in shares)	20,000	20,000
Preferred stock, shares issued (in shares)	783	783
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized (in shares)	20,000,000	20,000,000
Common stock, shares issued (in shares)	11,658,370	10,495,704
Common stock, shares outstanding (in shares)	11,607,293	10,444,627
Treasury stock, shares (in shares)	51,077	51,077