XML 101 R21.htm IDEA: XBRL DOCUMENT

Subsequent Event	3 Months Ended
Subsequent Event	Mar. 31, 2015
Subsequent Events [Abstract]
Subsequent Event [Text Block]	Subsequent Event Stock Repurchases Subsequent to March 31, 2015, we repurchased 52,775 shares of our common stock under the stock repurchase program authorized by the Board of Directors on February 19, 2015. The average price paid per share was $36.79.