Principles Of Preparation (Tables)

6 Months Ended

Jun. 30, 2011

Principles Of Preparation

Accrued Unbilled Revenues

	June 30, 2011		December 31, 2010
Accrued unbilled revenues	$	30,573	$	16,644

Extraordinary Items

Extraordinary gain, net of income tax expense	$	10,286
Income tax expense related to extraordinary gain		5,769

Supplemental Cash Flow Disclosures

	Six Months Ended June 30,
	2011			2010
Cash paid for:
Interest on long-term debt and borrowing under the revolving credit facility	$	24,199		$	23,825
Income taxes paid (refund)		(3,101	)		5,291
Non-cash financing activities:
Grants of restricted shares of common stock		3,193			1,823
Issuance of performance shares		565			662
Acquisition of treasury stock for options
exercised		500			0