Consolidated Balance Sheets (Parenthetical) - $ / shares shares in Thousands	Dec. 31, 2015	Dec. 31, 2014
Balance Sheet Parenthetical [Abstract]
Preferred Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Preferred Stock, Shares Authorized	5,664	5,664
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Outstanding	0	0
Common Stock, Par or Stated Value Per Share	$ 0	$ 0
Common Stock, Shares Authorized	100,000	100,000
Common Stock, Shares, Issued	29,198	28,471
Common Stock, Shares, Outstanding	29,198	28,471