

	August 3, 2019			February 2, 2019
Property and equipment, net:
Machinery and equipment	$	589,903		$	615,329
Land, buildings, and leasehold improvements	310,684			287,047
Computer software	99,864			105,539
Furniture and fixtures	24,785			23,924
	1,025,236			1,031,839
Less: Accumulated depreciation and amortization	(705,475		)	(712,861		)
Total property and equipment, net	$	319,761		$	318,978



	August 3, 2019		February 2, 2019
Accrued liabilities:
Contract liabilities	$	123,023	$	142,378
Technology license obligations	67,652		48,018
Lease liabilities	26,874		—
Accrued income tax payable	17,238		47,079
Other	78,200		98,034
Total accrued liabilities	$	312,987	$	335,509

As of August 3, 2019, there are no changes in accumulated other comprehensive income (loss) by components. The changes in accumulated other comprehensive income (loss) by components for the comparative period are presented in the following table:



	Unrealized Gain (Loss) on Marketable Securities (1)
Balance at February 3, 2018	$	(2,322	)
Other comprehensive income (loss) before reclassifications	(733		)
Amounts reclassified from accumulated other comprehensive income (loss)	3,055
Net current-period other comprehensive income (loss), net of tax	2,322
Balance at August 4, 2018	$	—

(1) The amounts of gains (losses) associated with the Company's marketable securities reclassified from accumulated other comprehensive income (loss) are recorded in interest and other income, net.

On November 17, 2016, the Company announced that its Board of Directors authorized a $1.0 billion share repurchase program. On October 16, 2018, the Company announced that its Board of Directors authorized a $700 million addition to the balance of its existing share repurchase program. As of August 3, 2019, there was $890 million remaining available for future share repurchases. The Company intends to effect share repurchases in accordance with the conditions of Rule 10b-18 under the Exchange Act, but may also make repurchases in the open market outside of Rule 10b-18 or in privately negotiated transactions. The share repurchase program will be subject to market conditions and other factors, and does not obligate the Company to repurchase any dollar amount or number of its common shares and the repurchase program may be extended, modified, suspended or discontinued at any time.

The Company repurchased 3.0 million of its common shares for $64.3 million during the six months ended August 3, 2019. The repurchased shares were retired immediately after the repurchases were completed. The Company records all repurchases, as well as investment purchases and sales, based on their trade date. The Company did not repurchase any common shares during the six months ended August 4, 2018.

In June 2019, the Company executed a funded research and development agreement with a business partner. In conjunction with the agreement, the Company issued a warrant to purchase nine million of the Company's common shares, subject to certain vesting and exercise conditions.