Accounts Receivable, Net (Tables)

3 Months Ended

Mar. 30, 2018

Accounts Receivable, Net [Abstract]

Schedule of Accounts Receivable, Net

Accounts receivable, net consists of the following:

	March 30, 2018			December 31, 2017
In thousands
Trade receivables	$	163,333		$	152,078
U.S. Government contracts:
Billed	17,130			26,093
Cost and accrued profit - not billed	1,580			862
Commercial and other government contracts
Billed	111,516			107,962
Cost and accrued profit - not billed	1,230			30,590
Less allowance for doubtful accounts	(4,225		)	(4,134		)
Accounts receivable, net	$	290,564		$	313,451

Accounts Receivable Due to Contract Changes, Negotiated Settlements and Claims for Unanticipated Cost

Accounts receivable, net includes amounts for matters such as contract changes, negotiated settlements and claims for unanticipated contract costs. These amounts are as follows:

	March 30, 2018		December 31, 2017
In thousands
Contract changes, negotiated settlements and claims for unanticipated contract costs	$	900	$	900