STOCK-BASED COMPENSATION

6 Months Ended

Jun. 30, 2013

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

7. STOCK-BASED COMPENSATION

We recognize the cost of employee compensation received in the form of equity instruments based on the grant date fair value of those awards. The table below sets forth the total amount of stock-based compensation expense for the six months and quarters ended June 30, 2013 and 2012.


	Quarter Ended				Six Months Ended
	June 30,				June 30,
	2013		2012		2013		2012
	(Thousands of dollars)
Stock-based compensation expense:
Time-based restricted units	$	113	$	731	$	222	$	731
Performance-based restricted units		486		—		777		—

Total stock-based compensation expense	$	599	$	731	$	999	$	731

- Definition

The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.

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