Corporate Investments and Funds Held For Clients - Reconciliation (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Corporate Investments and Funds Held for Clients
Amortized cost of cash and cash equivalents	$ 250,851	$ 132,478
Cash and cash equivalents, gross unrealized gains
Cash and cash equivalents, gross unrealized losses		(2)
Fair value of cash and cash equivalents	250,851	132,476	$ 137,193
Amortized cost of funds held for clients' cash and cash equivalents	1,241,282	1,293,673
Funds held for clients' cash and cash equivalents, gross unrealized gains
Funds held for clients' cash and cash equivalents, gross unrealized losses		(6)
Fair value of funds held for clients' cash and cash equivalents	1,241,282	1,293,667	$ 1,102,538
Available-for-sale securities
Amortized cost	122,266	130,665
Gross unrealized gains	911	168
Gross unrealized losses		(9)
Fair value	123,177	130,824
Total investments at amortized cost	1,614,399	1,556,816
Total investments gross unrealized gain	911	168
Total investments gross unrealized loss		(17)
Total investments at fair value	1,615,310	1,556,967
Commercial paper
Available-for-sale securities
Amortized cost	6,643	63,397
Gross unrealized gains	6	33
Gross unrealized losses		(2)
Fair value	6,649	63,428
Corporate bonds
Available-for-sale securities
Amortized cost	44,343	27,044
Gross unrealized gains	414	59
Gross unrealized losses		(4)
Fair value	44,757	27,099
Asset-backed securities
Available-for-sale securities
Amortized cost	49,978	26,488
Gross unrealized gains	424	55
Gross unrealized losses		(3)
Fair value	50,402	26,540
U.S. treasury securities
Available-for-sale securities
Amortized cost	21,302	13,736
Gross unrealized gains	67	21
Fair value	21,369	13,757
Corporate investments
Available-for-sale securities
Fair value	37,155	30,022
Funds held for clients
Available-for-sale securities
Fair value	$ 86,022	$ 100,802

Amortized cost of cash and cash equivalents.

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The gross unrealized gains on cash and cash equivalents.

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The gross unrealized losses on cash and cash equivalents.

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The amount of funds held for clients that are cash and cash equivalents.

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Amortized cost of funds held for clients' cash and cash equivalents.

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The gross unrealized gains on funds held for clients' cash and cash equivalents.

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The gross unrealized losses on funds held for clients' cash and cash equivalents.

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments.

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments.

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This item represents the cost of investments, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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