6. Supplementary Balance Sheet Information

Accrued Expenses and Current Portion of Other Long-Term Liabilities - Accrued expenses and current portion of other long-term liabilities are summarized as follows:



	2015		2014
Property, payroll, and other taxes payable	$	17,882,565	$	16,469,128
Salaries, wages, and bonuses payable		26,336,530		25,514,842
Self-insurance liabilities:
Employee group insurance		5,166,501		4,585,759
Workers’ compensation insurance		6,752,941		5,677,217
General liability insurance		2,805,351		2,671,944
Interest		12,623,691		12,676,648
Other		2,984,655		3,349,190
Total	$	74,552,234	$	70,944,728

Employee insurance expense, including workers’ compensation and medical care benefits, net of employee contributions, totaled $33.6 million, $27.4 million and $31.4 million for fiscal years 2015, 2014 and 2013, respectively.

Other Long-Term Liabilities - Other long-term liabilities are summarized as follows:



	2015		2014
Advance payments on purchases contracts	$	1,704,061	$	1,748,818
Deferred lease expense		1,906,317		1,875,776
Nonqualified investment plan liability		8,866,880		8,172,335
Self-insurance liabilities:
Workers’ compensation insurance		17,819,587		13,283,535
General liability insurance		3,732,115		3,643,676
Other		1,484,815		1,631,396
Total other long-term liabilities		35,513,775		30,355,536
Less current portion		952,661		1,565,501
	$	34,561,114	$	28,790,035

Advance Payments on Purchases Contracts - The Company has entered into agreements with suppliers whereby payment is received in advance and earned based on purchases of product from these suppliers in the future. The unearned portion, included in other long-term liabilities, will be recognized in the results of operations in accordance with the terms of the contract.