CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	6 Months Ended
Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net earnings	$ 22,992	$ 22,133
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	70,254	73,706
Loss on disposal or impairment of assets	2,893
Deferred income taxes	1,135	3,943
Non-cash share-based compensation expense	5,200	6,460
Changes in operating assets and liabilities:
Accounts receivable, net	(9,676)	(8,498)
Other assets	(4,592)	(8,151)
Deferred costs	(831)	(22,621)
Accounts payable and other liabilities	6,071	(7,982)
Deferred revenue	(2,978)	964
Net cash provided by operating activities	90,468	59,954
Cash flows from investing activities:
Disposition of operations	(1,043)
Capitalized software development costs	(1,520)	(2,567)
Capital expenditures	(24,711)	(30,486)
Payments received for investments		175
Data acquisition costs	(4,550)	(6,951)
Net cash paid in acquisitions	(255)	(12,927)
Net cash used in investing activities	(32,079)	(52,756)
Cash flows from financing activities:
Payments of debt	(113,775)	(36,567)
Contingent consideration paid for prior acquisitions	(326)
Acquisition of treasury stock	(34,100)
Sale of common stock	2,818	4,820
Proceeds from partner's contributions		133
Net cash used in financing activities	(145,383)	(31,614)
Effect of exchange rate changes on cash	(866)	(304)
Net change in cash and cash equivalents	(87,860)	(24,720)
Cash and cash equivalents at beginning of period	207,023	224,104
Cash and cash equivalents at end of period	119,163	199,384
Cash paid during the period for:
Interest	11,331	11,676
Income taxes	5,387	21,082
Payments on capital leases and installment payment arrangements	8,978	11,379
Payments on software and data license liabilities	491	1,057
Prepayments of debt	100,000	20,000
Other debt payments, excluding line of credit	4,306	4,131
Non-cash investing and financing activities:
Acquisition of property and equipment under capital leases and installment payment arrangements	$ 4,691	$ 17,650

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The aggregate expense recognized in the current period that allocates the cost of the tangible assets and intangible assets to the periods that benefit from the use of the assets. Also, the aggregate amount of write-downs for impairments recognized during the period for long-lived assets.