CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Cash flows from operating activities:
Net earnings	$ 18,305	$ 12,189
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	63,719	61,097
Loss (gain) on disposal or impairment of assets	2,646	(520)
Accelerated deferred debt costs	720	0
Deferred income taxes	(20,451)	(1,982)
Non-cash stock compensation expense	46,707	33,955
Changes in operating assets and liabilities:
Accounts receivable, net	(11,432)	(6,161)
Other assets	(1,277)	8,653
Accounts payable and other liabilities	(18,232)	(11,819)
Deferred revenue	(4,314)	(10,247)
Net cash provided by operating activities	76,391	85,165
Cash flows from investing activities:
Capitalized software development costs	(10,332)	(11,171)
Capital expenditures	(26,950)	(30,096)
Data acquisition costs	(621)	(463)
Payments to Acquire Equity Method Investments	(1,000)	0
Net cash received from disposition	4,000	16,988
Net cash paid	0	137,383
Net cash used in investing activities	(34,903)	(162,125)
Cash flows from financing activities:
Proceeds from debt	230,000	70,000
Payments of debt	(226,732)	(24,173)
Fees for debt refinancing	(4,001)	0
Sale of common stock, net of stock acquired for withholding taxes	5,107	9,670
Excess tax benefits from stock-based compensation	0	1,785
Acquisition of treasury stock	(39,441)	(30,542)
Net cash provided by (used) in financing activities	(35,067)	26,740
Effect of exchange rate changes on cash	1,043	(1,559)
Net change in cash and cash equivalents	7,464	(51,779)
Cash and cash equivalents at beginning of period	170,343	189,629
Cash and cash equivalents at end of period	177,807	137,850
Cash paid during the period for:
Interest	6,712	5,301
Income taxes, net of refunds	1,152	4,796
Non-cash investing and financing activities:
Leasehold improvements paid directly by lessor	$ 978	$ 0