CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net loss	$ (1,238)	$ (1,239)	$ (1,352)	$ (1,231)
Other comprehensive income:
Unrealized income on derivative instruments, net of tax	33	17	71	60
Comprehensive loss	$ (1,205)	$ (1,222)	$ (1,281)	$ (1,171)