Condensed Consolidated Balance Sheets - Unaudited - USD ($) $ in Thousands	Apr. 03, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 37,259	$ 13,535
Accounts receivable, net of provision for credit losses of $2.2 million and allowance for doubtful accounts of $2.4 million, respectively	199,785	191,985
Inventories	170,298	167,256
Contract assets	38,882	24,767
Prepaid expenses and other current assets	14,598	17,852
Total current assets	460,822	415,395
Property, plant and equipment, net	246,378	246,185
Goodwill	839,395	839,617
Other intangible assets, net	766,535	775,784
Deferred income taxes	5,045	4,438
Operating lease assets	49,039	42,379
Other long-term assets	30,813	29,295
Total assets	2,398,027	2,353,093
Current liabilities:
Current portion of long-term debt	37,500	37,500
Accounts payable	79,138	64,975
Income taxes payable	7,564	3,023
Operating lease liabilities	7,951	7,507
Accrued expenses and other current liabilities	53,976	66,073
Total current liabilities	186,129	179,078
Long-term debt	793,829	777,272
Deferred income taxes	185,814	187,978
Operating lease liabilities	42,482	37,114
Other long-term liabilities	25,572	19,163
Total liabilities	1,233,826	1,200,605
Commitments and contingencies (Note 10)
Stockholders’ equity:
Common stock, $0.001 par value; 100,000,000 shares authorized; 32,847,017 shares issued; 32,826,005 and 32,700,471 shares outstanding, respectively	33	33
Additional paid-in capital	694,746	701,018
Treasury stock, at cost, 21,012 and 146,546 shares, respectively	(1,263)	(8,809)
Retained earnings	471,358	440,258
Accumulated other comprehensive income (loss)	(673)	19,988
Total stockholders’ equity	1,164,201	1,152,488
Total liabilities and stockholders’ equity	$ 2,398,027	$ 2,353,093