Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Organization and Summary of Significant Accounting Policies

Schedule of reconciliation between basic common shares and fully diluted common shares

	Years Ended December 31,
	2013	2012	2011
	(in thousands)
Shares:
Weighted-average number of common shares outstanding	8,029	8,490	8,423
Dilutive and potentially dilutive common shares	260	301	453
Total shares	8,289	8,791	8,876

Schedule of fair value hierarchy of assets and liabilities measured on recurring basis

	Assets and (Liabilities) at Fair Value
	December 31, 2012
	Total			Level 1		Level 2			Level 3
Derivatives	$	(1,690	)	$	—	$	(1,690	)	$	—
Total	$	(1,690	)	$	—	$	(1,690	)	$	—

Schedule of fair value hierarchy of assets measured on nonrecurring basis and gain (losses) recorded

	Assets at Fair Value																Total Losses
	December 31, 2013								December 31, 2012								December 31,
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		2013			2012
	(in thousands)																(in thousands)
Equipment held for sale	$	32,491	—		$	30,824	$	1,667	$	23,607	—		$	23,384	$	223	$	(6,461	)	$	(5,874	)
Total	$	32,491	$	—	$	30,824	$	1,667	$	23,607	$	—	$	23,384	$	223	$	(6,461	)	$	(5,874	)