Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 03, 2022	Dec. 28, 2020
Current assets:
Cash and cash equivalents	$ 537,678	$ 451,565
Accounts receivable, net	386,347	381,105
Contract assets	324,862	273,256
Inventories	127,612	115,651
Prepaid expenses and other current assets	30,914	27,181
Total current assets	1,407,413	1,248,758
Property, plant and equipment, net	665,755	650,435
Operating lease right-of-use assets	20,802	24,340
Goodwill	637,324	637,324
Definite-lived intangibles, net	239,918	281,307
Deposits and other non-current assets	54,335	53,780
Total assets	3,025,547	2,895,944
Current liabilities:
Accounts payable	361,484	327,102
Contract liabilities	14,189	4,254
Accrued salaries, wages and benefits	89,446	97,268
Other current liabilities	93,029	89,422
Total current liabilities	558,148	518,046
Long-term debt, net of discount and issuance costs	927,818	842,853
Operating lease liabilities	15,252	17,211
Other long-term liabilities	68,912	73,825
Total long-term liabilities	1,011,982	933,889
Commitments and contingencies (Note 13)
Equity:
Common stock, $0.001 par value; 300,000 shares authorized, 108,194 and 106,770 shares issued as of January 3, 2022 and December 28, 2020, respectively; 103,533 and 106,770 shares outstanding as of January 3, 2022 and December 28, 2020, respectively	108	107
Treasury stock – common stock at cost; 4,661 shares as of January 3, 2022	(63,807)
Additional paid-in capital	840,113	830,971
Retained earnings	706,258	651,844
Accumulated other comprehensive loss	(27,255)	(38,913)
Total stockholders’ equity	1,455,417	1,444,009
Total liabilities and stockholders' equity	$ 3,025,547	$ 2,895,944