Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 167.6	$ 164.9
Accounts receivable, net	8.0	8.2
Accounts receivable, net - related party	30.9	15.4
Prepaid income taxes	0.2	0.6
Prepaid expenses and other current assets	12.4	13.2
Total current assets	219.1	202.3
Property, equipment and software, net	49.0	48.3
Non-current deferred tax assets	58.3	70.5
Restricted cash equivalents	2.9	1.5
Other assets	15.5	13.4
Total assets	344.8	336.0
Current liabilities:
Accounts payable	5.0	7.2
Current portion of customer liabilities	0.9	1.1
Current portion of customer liabilities - related party	31.4	27.1
Accrued compensation and benefits	37.5	37.8
Other accrued expenses	23.5	16.7
Total current liabilities	98.3	89.9
Non-current portion of customer liabilities	0.0	0.0
Non-current portion of customer liabilities - related party	14.5	11.5
Other non-current liabilities	13.0	11.9
Total liabilities	125.8	113.3
8.00% Series A convertible preferred stock: par value $0.01 per share, 370,000 authorized, 232,032 shares issued and outstanding as of March 31, 2018 (aggregate liquidation value of $236.7); 370,000 authorized, 227,483 shares issued and outstanding as of December 31, 2017 (aggregate liquidation value of $232.0)	193.9	189.3
Stockholders’ equity (deficit)
Common stock, $0.01 par value, 500,000,000 shares authorized, 121,419,597 shares issued and 108,816,768 shares outstanding at March 31, 2018; 116,650,388 shares issued and 104,409,961 shares outstanding at December 31, 2017	1.2	1.2
Additional paid-in capital	355.5	337.9
Accumulated deficit	(267.8)	(244.5)
Accumulated other comprehensive loss	(2.3)	(1.6)
Treasury stock, at cost, 12,602,829 shares as of March 31, 2018; 12,240,427 shares as of December 31, 2017	(61.5)	(59.6)
Total stockholders’ equity (deficit)	25.1	33.4
Total liabilities and stockholders’ equity (deficit)	$ 344.8	$ 336.0