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v3.20.1

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 9 Months Ended
--- | ---
Feb. 29, 2020 | Feb. 28, 2019
Operating activities |  |
Net income | $ 877.4 | $ 804.0
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization on property and equipment and intangible assets | 158.0 | 125.7
Amortization of premiums and discounts on available-for-sale securities, net | 30.7 | 38.8
Amortization of deferred contract costs | 139.1 | 134.8
Stock-based compensation costs | 36.5 | 33.6
(Benefit)/provision for deferred income taxes | (7.7) | 10.7
Provision for allowance for doubtful accounts | 6.0 | 2.1
Net realized (gains)/losses on sales of available-for-sale securities | (2.4) | 0.1
Changes in operating assets and liabilities: |  |
Interest receivable | 1.3 | 8.5
Accounts receivable and PEO unbilled receivables, net | 0.1 | (110.2)
Prepaid expenses and other current assets | (15.6) | 8.4
Accounts payable and other current liabilities | (26.5) | 108.4
Deferred costs | (141.4) | (134.1)
Net change in other long-term assets and liabilities | (2.3) | (8.0)
Net change in operating lease right-of-use assets and liabilities | (0.5) |
Net cash provided by operating activities | 1,052.7 | 1,022.8
Investing activities |  |
Purchases of available-for-sale securities | (21,852.6) | (26,247.6)
Proceeds from sales and maturities of available-for-sale securities | 22,323.4 | 26,784.6
Purchases of property and equipment | (91.9) | (88.0)
Acquisition of businesses, net of cash acquired | (6.3) | (984.1)
Purchases of other assets | (8.2) | (3.5)
Net cash provided by/(used in) investing activities | 364.4 | (538.6)
Financing activities |  |
Net change in client fund obligations | 487.7 | 680.5
Net proceeds from short-term borrowings | 51.2 | 53.6
Proceeds from borrowings to fund acquisition |  | 800.0
Dividends paid | (666.8) | (603.9)
Repurchases of common shares | (171.9) | (32.8)
Activity related to equity-based plans | 20.0 | 23.4
Net cash (used in)/provided by financing activities | (279.8) | 920.8
Net change in cash, cash equivalents, restricted cash and restricted cash equivalents | 1,137.3 | 1,405.0
Cash, cash equivalents, restricted cash and restricted cash equivalents, beginning of period | 935.2 | 2,300.5
Cash, cash equivalents, restricted cash and restricted cash equivalents, end of period | 2,072.5 | 3,705.5
Reconciliation of cash, cash equivalents, restricted cash and restricted cash equivalents to the Consolidated Balance Sheets: |  |
Cash and cash equivalents | 780.0 | 696.4
Restricted cash | 66.4 | 134.4
Restricted cash and restricted cash equivalents included in funds held for clients | $ 1,226.1 | $ 2,874.7

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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)(a)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 + Details
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