INCOME TAXES	6 Months Ended
Jun. 30, 2015
INCOME TAXES
INCOME TAXES	NOTE 11.INCOME TAXES Our effective tax rate for the three months ended June 30, 2015 was 70.3%, up from 38.2% for the three months ended June 30, 2014. Our effective tax rate for the six months ended June 30, 2015 was 49.9%, up from 36.9% for the six months ended June 30, 2014. The increases for both the three and six months ended June 30, 2015 primarily reflects non-deductible impairment charges of $6.7 million offset by lower non-tax deductible business development expenses in the three and six months ended June 30, 2015 compared to the same periods in 2014. We file a consolidated U.S. federal income tax return with the Internal Revenue Service as well as income tax returns in various states and Canada. We may be subject to examination by taxing authorities in the U.S. and Canada for tax years 2011 through 2014. Additionally, we may be subject to examinations by various state and local taxing jurisdictions for tax years 2010 through 2014.

INCOME TAXES

6 Months Ended

Jun. 30, 2015

NOTE 11.INCOME TAXES

Our effective tax rate for the three months ended June 30, 2015 was 70.3%, up from 38.2% for the three months ended June 30, 2014. Our effective tax rate for the six months ended June 30, 2015 was 49.9%, up from 36.9% for the six months ended June 30, 2014. The increases for both the three and six months ended June 30, 2015 primarily reflects non-deductible impairment charges of $6.7 million offset by lower non-tax deductible business development expenses in the three and six months ended June 30, 2015 compared to the same periods in 2014.

We file a consolidated U.S. federal income tax return with the Internal Revenue Service as well as income tax returns in various states and Canada. We may be subject to examination by taxing authorities in the U.S. and Canada for tax years 2011 through 2014. Additionally, we may be subject to examinations by various state and local taxing jurisdictions for tax years 2010 through 2014.