Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 14,850	$ (45,604)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Asset impairment	237	17,391
Depreciation and amortization expense	11,771	13,899
Bad debt expense	14,769	9,138
Compensation expense related to share-based awards	1,391	1,470
Loss on sale of businesses, net		917
(Gain) loss on disposition of property and equipment	(238)	3
Changes in operating assets and liabilities	(36,733)	(23,809)
Net cash provided by (used in) operating activities	6,047	(26,595)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of available-for-sale investments	(93,689)	(33,707)
Sales of available-for-sale investments	58,330	36,051
Purchases of property and equipment	(1,970)	(4,994)
Proceeds on the sale of assets	3,400
Payments of cash upon sale of businesses	(62)	(2,018)
Net cash used in investing activities	(33,991)	(4,668)
CASH FLOWS FROM FINANCING ACTIVITIES:
Issuance of common stock	278	939
Payment on borrowings	(38,000)	(10,000)
Change in restricted cash	48,446	9,500
Net cash provided by financing activities	10,724	439
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS:	(36)	258
NET DECREASE IN CASH AND CASH EQUIVALENTS	(17,256)	(30,566)
CASH AND CASH EQUIVALENTS, beginning of the period	66,919	93,832
CASH AND CASH EQUIVALENTS, end of the period	$ 49,663	$ 63,266

Aggregate cash payments for a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities.

No definition available.