Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net income (loss)	$ 18,012	$ (8,527)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	94,149	77,760
Amortization of intangible assets	20,603	14,842
Stock-based compensation expense	22,218	20,942
Loss on disposition of fixed assets	8,713	6,689
Other non-cash adjustments	(5,395)	(4,428)
Increase (decrease) in cash resulting from changes in operating assets and liabilities, net of effect of acquisitions:
Accounts receivable	(47,885)	55,440
Inventories	(10,483)	(18,118)
Other assets	4,398	17,946
Accounts payable	26,625	(10,037)
Accrued liabilities	(55,027)	(4,903)
Other liabilities	(10,799)	9,301
Net cash provided by operating activities	65,129	156,907
Cash flows from investing activities:
Purchase of property, equipment and satellites	(246,164)	(208,722)
Cash paid for patents, licenses and other assets	(14,743)	(20,540)
Payments related to acquisition of businesses, net of cash acquired	(138,668)
Net cash used in investing activities	(399,575)	(229,262)
Cash flows from financing activities:
Proceeds from debt borrowings	320,000	400,000
Payments of debt borrowings	(12,346)	(402,697)
Payment of debt issuance costs		(3,790)
Proceeds from issuance of common stock under equity plans	8,717	9,206
Purchase of common stock in treasury (immediately retired) related to tax withholdings for stock-based compensation	(458)	(401)
Other financing activities	(691)	(2,178)
Net cash provided by financing activities	315,222	140
Effect of exchange rate changes on cash	(1,037)	324
Net decrease in cash and cash equivalents	(20,261)	(71,891)
Cash and cash equivalents at beginning of period	295,949	304,309
Cash and cash equivalents at end of period	275,688	232,418
Non-cash investing and financing activities:
Right-of-use assets obtained in exchange for operating lease liabilities	8,918	$ 7,870
Issuance of common stock in connection with acquisition	$ 207,169