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Accounts Payable and Accrued Expenses
12 Months Ended
Dec. 31, 2015
Payables and Accruals [Abstract]  
Accounts Payable and Accrued Expenses
Accounts Payable and Accrued Expenses
Accounts payable and accrued expenses are as follows:
 
December 31, 2015
 
December 31, 2014
Outstanding checks in excess of cash
$
14,023

 
16,083

Accounts payable, trade
696,974

 
622,360

Accrued expenses
293,867

 
260,578

Product warranties
35,516

 
29,350

Accrued interest
34,623

 
28,365

Accrued compensation and benefits
181,022

 
138,683

Total accounts payable and accrued expenses
$
1,256,025

 
1,095,419