Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 27, 2021	Sep. 27, 2020
Current assets:
Cash and cash equivalents	$ 234,266	$ 157,515
Accounts receivable, net	664,393	649,035
Contract assets	91,405	92,632
Prepaid expenses and other current assets	95,576	81,094
Income taxes receivable	20,781	19,509
Total current assets	1,106,421	999,785
Property and equipment, net	36,001	35,507
Right-of-use assets, operating leases	213,236	239,396
Investments in unconsolidated joint ventures	8,180	7,332
Goodwill	1,051,796	993,498
Intangible assets, net	9,160	13,943
Deferred tax assets	34,627	32,052
Other long-term assets	51,500	57,045
Total assets	2,510,921	2,378,558
Current liabilities:
Accounts payable	132,602	111,804
Accrued compensation	193,185	199,801
Contract liabilities	179,127	171,905
Short-term lease liabilities, operating leases	64,911	69,650
Current portion of long-term debt and other short-term borrowings	16,252	49,264
Current contingent earn-out liabilities	16,320	16,142
Other current liabilities	208,951	174,890
Total current liabilities	811,348	793,456
Deferred tax liabilities	17,715	16,316
Long-term debt	234,020	242,395
Long-term lease liabilities, operating leases	173,080	191,955
Long-term contingent earn-out liabilities	14,904	16,475
Other long-term liabilities	67,359	80,588
Commitments and contingencies (Note 16)
Equity:
Preferred stock - authorized, 2,000 shares of $0.01 par value; no shares issued and outstanding at June 27, 2021 and September 27, 2020	0	0
Common stock - authorized, 150,000 shares of $0.01 par value; issued and outstanding, 54,071 and 53,797 shares at June 27, 2021 and September 27, 2020, respectively	541	538
Accumulated other comprehensive loss	(102,401)	(161,786)
Retained earnings	1,294,260	1,198,567
Tetra Tech stockholders’ equity	1,192,400	1,037,319
Noncontrolling interests	95	54
Total stockholders' equity	1,192,495	1,037,373
Total liabilities and stockholders' equity	$ 2,510,921	$ 2,378,558