Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Jun. 30, 2017
Current assets:
Cash and cash equivalents	$ 811,102	$ 821,935
Accounts receivable, net of allowance for doubtful accounts of $12,707 and $11,150 at September 30, 2017 and June 30, 2017, respectively	431,354	450,530
Inventories (note 2)	300,472	268,319
Prepaid expenses and other current assets	115,018	103,219
Total current assets	1,657,946	1,644,003
Non-current assets:
Property, plant and equipment, net (note 3)	400,795	394,241
Goodwill (note 4)	1,072,298	1,064,874
Other intangible assets, net (note 5)	251,025	261,800
Deferred income taxes	63,847	61,503
Other assets	43,706	42,066
Total non-current assets	1,831,671	1,824,484
Total assets	3,489,617	3,468,487
Current liabilities:
Accounts payable	85,082	92,763
Accrued expenses	179,228	186,295
Deferred revenue	53,294	51,918
Income taxes payable (note 7)	33,981	29,150
Total current liabilities	351,585	360,126
Non-current liabilities:
Deferred revenue	55,692	53,235
Deferred income taxes	11,566	13,822
Other long-term liabilities	2,375	2,427
Long-term debt (note 9)	1,018,871	1,078,611
Total non-current liabilities	1,088,504	1,148,095
Total liabilities	1,440,089	1,508,221
Commitments and contingencies (note 13)
Stockholders’ equity: (note 10)
Preferred stock, $0.01 par value, 2,000,000 shares authorized; none issued
Common stock, $0.004 par value, 350,000,000 shares authorized; 183,350,020 issued and 142,263,786 outstanding at September 30, 2017 and 183,260,958 issued and 142,174,724 outstanding at June 30, 2017	569	569
Additional paid-in capital	1,395,576	1,379,130
Retained earnings	2,352,664	2,316,237
Treasury stock, at cost, 41,086,234 shares at September 30, 2017 and June 30, 2017	(1,546,611)	(1,546,611)
Accumulated other comprehensive loss	(152,670)	(189,059)
Total stockholders' equity	2,049,528	1,960,266
Total liabilities and stockholders' equity	$ 3,489,617	$ 3,468,487

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.