Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 02, 2017	Oct. 02, 2016
Current assets:
Cash and cash equivalents	$ 171,340	$ 160,459
Accounts receivable - net	714,471	714,336
Prepaid expenses and other current assets	50,140	46,262
Income taxes receivable	7,125	14,371
Total current assets	943,076	935,428
Property and equipment - net	61,319	67,827
Investments in and advances to unconsolidated joint ventures	2,239	2,064
Goodwill	721,762	717,988
Intangible assets - net	37,313	48,962
Deferred income taxes	1,091	630
Other long-term assets	31,569	27,880
Total assets	1,798,369	1,800,779
Current liabilities:
Accounts payable	143,453	158,773
Accrued compensation	117,107	129,184
Billings in excess of costs on uncompleted contracts	114,341	88,223
Current portion of long-term debt	18,587	15,510
Current contingent earn-out liabilities	1,708	4,296
Other current liabilities	70,062	85,100
Total current liabilities	465,258	481,086
Deferred income taxes	46,291	60,348
Long-term debt	326,862	331,501
Long-term contingent earn-out liabilities	1,684	4,461
Other long-term liabilities	55,406	53,980
Commitments and contingencies (Note 14)
Equity:
Preferred stock - Authorized, 2,000 shares of $0.01 par value; no shares issued and outstanding at April 2, 2017 and October 2, 2016
Common stock - Authorized, 150,000 shares of $0.01 par value; issued and outstanding, 57,203 and 57,042 shares at April 2, 2017 and October 2, 2016, respectively	572	570
Additional paid-in capital	256,063	260,340
Accumulated other comprehensive loss	(133,419)	(128,008)
Retained earnings	779,481	736,357
Tetra Tech stockholders' equity	902,697	869,259
Noncontrolling interests	171	144
Total equity	902,868	869,403
Total liabilities and equity	$ 1,798,369	$ 1,800,779