Strategic Investments - Summarized Financial Information (Details) - Cash Converters International Limited - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Summary of financial information for Cash Converters International Limited
Current assets	$ 155,749	$ 173,830
Non-current assets	150,843	141,028
Total assets	306,592	314,858
Current liabilities	57,387	83,275
Non-current liabilities	48,698	51,873
Shareholders’ equity	200,507	179,710
Total liabilities and shareholders’ equity	306,592	314,858
Gross revenues	204,684	225,712	$ 241,584
Gross profit	130,943	146,286	174,101
Net profit (loss)	$ 15,546	$ (3,839)	$ (18,149)