1. Significant Accounting Policies Earnings per share (Details) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Significant Accounting Policies [Abstract]
Basic weighted average shares outstanding	28,586	28,290	28,031
Effect of potentially dilutive stock options and restricted stock awards	320	352	437
Diluted weighted average common shares	28,906	28,642	28,468
Anti-dilutive shares excluded from the computation of diluted EPS	107	83	63