BENEFIT PLANS	12 Months Ended
Dec. 31, 2014
Compensation and Retirement Disclosure [Abstract]
BENEFIT PLANS	BENEFIT PLANS 401(k) Plan We maintain a 401(k) Plan (the “401(k) Plan”) in which substantially all of our employees are eligible to participate. The 401(k) Plan permits eligible participants, as defined in the 401(k) Plan agreement, to defer up to 30% of their compensation, and we, at our discretion, may match a specified percentage of the employees’ contributions. Our and our employees’ contributions are fully vested, as defined in the 401(k) Plan agreement. Our contributions to the 401(k) Plan were $1.1 million for the year ended December 31, 2014, and $1.0 million for each of the years ended December 31, 2013 and 2012. Supplemental Retirement Plans We maintain Supplemental Retirement Plans (the “Supplemental Plans”) covering certain senior management employees. Expenses under the provisions of the Supplemental Plans were $0.4 million, $0.5 million and $0.7 million for the years ended December 31, 2014, 2013 and 2012, respectively. Employee Share Purchase Plan We maintain a share purchase plan through which our employees may purchase common shares at a 15% discount to the fair market value (as defined therein). In the years ended December 31, 2014, 2013 and 2012, approximately 30,000, 29,000 and 44,000 shares, respectively, were purchased for total consideration of $0.5 million for the year ended December 31, 2014 and $0.4 million for each of the years ended December 31, 2013 and 2012. We recorded expense of $0.1 million, $0.1 million and $0.3 million in the years ended December 31, 2014, 2013 and 2012, respectively, related to the share purchase plan.

BENEFIT PLANS

401(k) Plan

We maintain a 401(k) Plan (the “401(k) Plan”) in which substantially all of our employees are eligible to participate. The 401(k) Plan permits eligible participants, as defined in the 401(k) Plan agreement, to defer up to 30% of their compensation, and we, at our discretion, may match a specified percentage of the employees’ contributions. Our and our employees’ contributions are fully vested, as defined in the 401(k) Plan agreement. Our contributions to the 401(k) Plan were $1.1 million for the year ended December 31, 2014, and $1.0 million for each of the years ended December 31, 2013 and 2012.

Supplemental Retirement Plans

We maintain Supplemental Retirement Plans (the “Supplemental Plans”) covering certain senior management employees. Expenses under the provisions of the Supplemental Plans were $0.4 million, $0.5 million and $0.7 million for the years ended December 31, 2014, 2013 and 2012, respectively.

Employee Share Purchase Plan

We maintain a share purchase plan through which our employees may purchase common shares at a 15% discount to the fair market value (as defined therein). In the years ended December 31, 2014, 2013 and 2012, approximately 30,000, 29,000 and 44,000 shares, respectively, were purchased for total consideration of $0.5 million for the year ended December 31, 2014 and $0.4 million for each of the years ended December 31, 2013 and 2012. We recorded expense of $0.1 million, $0.1 million and $0.3 million in the years ended December 31, 2014, 2013 and 2012, respectively, related to the share purchase plan.