Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Sep. 30, 2013
ASSETS
Cash and cash equivalents	$ 281,502	$ 189,693
Short-term investments	363,877	352,450
Accounts receivable, net of allowances of $4,958 and $3,259	242,242	204,205
Inventories	24,471	19,026
Deferred tax assets	42,290	16,342
Other current assets	44,466	34,655
Total current assets	998,848	816,371
Property and equipment, net	66,791	63,522
Long-term investments	482,917	728,981
Deferred tax assets	4,434	22,389
Goodwill	556,957	523,727
Other assets, net	75,003	75,564
Total assets	2,184,950	2,230,554
LIABILITIES AND SHAREHOLDERS’ EQUITY
Accounts payable	43,772	37,313
Accrued liabilities	108,772	92,608
Deferred revenue	484,437	421,429
Total current liabilities	636,981	551,350
Other long-term liabilities	22,718	25,202
Deferred revenue, long-term	152,312	109,944
Deferred tax liabilities	3,629	5,346
Total long-term liabilities	178,659	140,492
Commitments and contingencies (Note 8)
Shareholders’ equity
Preferred stock, no par value; 10,000 shares authorized, no shares outstanding	0	0
Common stock, no par value; 200,000 shares authorized, 73,390 and 78,090 shares issued and outstanding	15,753	262,505
Accumulated other comprehensive loss	(9,584)	(7,414)
Retained earnings	1,363,141	1,283,621
Total shareholders’ equity	1,369,310	1,538,712
Total liabilities and shareholders’ equity	$ 2,184,950	$ 2,230,554