CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Sep. 30, 2013
Current assets:
Cash and cash equivalents	$ 768,302	$ 808,118
Available-for-sale Securities, Current	41,204	38,728
Accounts receivable, less allowances for doubtful accounts of $9,060 and $8,529	387,715	382,741
Prepaid expenses and other current assets	113,218	104,971
Deferred tax asset	75,339	74,969
Total current assets	1,385,778	1,409,527
Land, building and equipment, net	144,173	143,465
Goodwill	3,378,194	3,293,198
Intangible assets, net	921,653	953,278
Other assets	181,868	159,135
Total assets	6,011,666	5,958,603
Current liabilities:
Current portion of long-term debt	251,031	246,040
Accounts payable	57,915	91,016
Accrued expenses and other current liabilities	226,846	214,425
Deferred revenue	296,548	253,753
Total current liabilities	832,340	805,234
Long-term debt	2,117,522	2,108,091
Deferred revenue, net of current portion	208,304	160,823
Deferred tax liability	190,181	162,774
Other liabilities	64,310	83,667
Total liabilities	3,412,657	3,320,589
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.001 par value; 560,000 shares authorized; 322,012 and 319,365 shares issued and 318,261 and 315,614 shares outstanding, respectively	322	319
Additional paid-in capital	3,078,024	3,017,074
Treasury stock, at cost (3,751 shares)	(16,788)	(16,788)
Accumulated other comprehensive income	12,290	6,813
Accumulated deficit	(474,839)	(369,404)
Total stockholders’ equity	2,599,009	2,638,014
Total liabilities and stockholders’ equity	$ 6,011,666	$ 5,958,603