Earnings Per Share (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Reconciliation of shares used for basic and diluted earnings per share [Abstract]
Weighted average common shares used for basic EPS (in shares)	19,216	19,145	19,198	19,130
Dilutive effect of stock-based awards (in shares)	16	32	0	34
Shares used for diluted EPS (in shares)	19,232	19,177	19,198	19,164
Stock-based awards not included in diluted per share calculations as they would be antidilutive (in shares)	312	248	282	200