Quarterly Results of Operations (Tables)

12 Months Ended

Dec. 31, 2012

Operating Income (Loss) [Abstract]

Quarterly Results of Operations

	Year Ended December 31, 2012
	Quarter Ended
	Mar 31		June 30		Sep 30		Dec 31
Gross revenues:
Transportation services	$	61,497,000	$	69,033,000	$	70,596,000	$	75,072,000
Agent support services		303,000		164,000		1,260,000		246,000
	$	61,800,000	$	69,197,000	$	71,856,000	$	75,318,000
Net  income	$	831,000	$	1,085,000	$	1,390,000	$	1,050,000
Basic net income per share	$	.03	$	.03	$	.04	$	.03
Diluted net income per share	$	.02	$	.03	$	.04	$	.03

	Year Ended December 31, 2011
	Quarter Ended
	Mar 31		June 30		Sep 30		Dec 31
Gross revenues:
Transportation services	$	74,944,000	$	86,438,000	$	85,262,000	$	71,436,000
Agent support services		535,000		527,000		97,000		731,000
	$	75,479,000	$	86,965,000	$	85,359,000	$	72,167,000
Net  income	$	661,000	$	905,000	$	944,000	$	1,128,000
Basic net income per share	$	.02	$	.03	$	.03	$	.03
Diluted net income per share	$	.02	$	.03	$	.03	$	.02