NOTE 2. WORKSITE EMPLOYEE-RELATED ASSETS AND LIABILITIES

The following schedule presents the components of the Company’s WSE-related assets and WSE-related liabilities (in thousands):

	December 31,		December 31,
	2014		2013
Worksite employee-related assets:
Restricted cash	$	64,890	$	19,154
Restricted investment		4,555		2,317
Payroll funds collected		1,336,994		490,058
Unbilled revenue, net of advance collection of $113,190 and $54,159 at December 31, 2014 and 2013, respectively		203,599		200,641
Accounts receivable, net of allowance for doubtful accounts of $388 and $865 at December 31, 2014 and 2013, respectively		5,193		10,450
Prepaid health plan expenses		4,932		7,584
Refundable health plan premiums		–		17,601
Refundable workers compensation premiums		7,975		20,834
Prepaid workers compensation expenses		1,256		1,414
Other payroll assets		5,742		2,384
Total worksite employee-related assets	$	1,635,136	$	772,437

Worksite employee-related liabilities:
Unbilled wages accrual	$	292,906	$	243,640
Payroll taxes payable		1,119,427		358,285
Health benefits payable		104,220		67,132
Customer prepayments		53,770		51,902
Workers compensation payable		36,778		23,453
Other payroll deductions		23,454		23,212
Total worksite employee-related liabilities	$	1,630,555	$	767,624