Selected Quarterly Financial Data

12 Months Ended

Dec. 31, 2011

Selected Quarterly Financial Data [Abstract]

NOTE R—SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED)


	2011								2010
	1Q		2Q		3Q		4Q		1Q		2Q		3Q		4Q
Contract revenue	$	194,742	$	213,395	$	218,691	$	213,947	$	174,438	$	199,647	$	197,711	$	192,938
Operating income		13,419		15,504		16,094		13,867		10,100		12,661		12,505		11,647
Net income	$	7,726	$	8,963	$	9,334	$	8,842	$	5,420	$	7,201	$	7,393	$	7,157
Earnings per share:
Basic		0.39	$	0.46	$	0.47	$	0.45		0.28	$	0.37	$	0.38	$	0.37
Diluted		0.39		0.45		0.47		0.44		0.28		0.37		0.38		0.36
Weighted-average common shares outstanding
Basic		19,580		19,688		19,728		19,738		19,282		19,351		19,413		19,489
Diluted		19,780		19,847		19,860		19,956		19,504		19,568		19,630		19,751

Note: Amounts do not sum to annual numbers in all cases due to rounding.

- Definition

The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished.

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