Accounts payable and accrued expenses (Tables)

9 Months Ended

Sep. 29, 2018

Payables and Accruals [Abstract]

Components of accounts payable and accrued expenses

Accounts payable and accrued expenses are as follows:

	September 29, 2018		December 31, 2017
Outstanding checks in excess of cash	$	6,629	8,879
Accounts payable, trade	925,238		810,034
Accrued expenses	426,680		363,919
Product warranties	44,618		39,035
Accrued interest	13,838		22,363
Accrued compensation and benefits	206,415		207,442
Total accounts payable and accrued expenses	$	1,623,418	1,451,672