Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Jul. 31, 2016

Accrued expenses and other current liabilities consist of the following at July 31, 2016 and 2015:



	2016		2015
Accrued wages and benefits	$	23,394,000	12,134,000
Accrued legal costs	32,469,000		275,000
Accrued warranty obligations	15,362,000		8,638,000
Accrued acquisition-related costs	2,119,000		69,000
Accrued contract costs	8,348,000		749,000
Accrued commissions and royalties	3,473,000		2,398,000
Other	12,869,000		5,207,000
Accrued expenses and other current liabilities	$	98,034,000	29,470,000

Changes in our product warranty liability during the fiscal years ended July 31, 2016 and 2015 were as follows:



	2016			2015
Balance at beginning of year	$	8,638,000		8,618,000
Provision for warranty obligations	4,264,000			4,707,000
Additions (in connection with the TCS acquisition)	7,419,000			—
Charges incurred	(4,959,000		)	(4,687,000	)
Balance at end of year	$	15,362,000		8,638,000