Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 422,623	$ 450,907
Accounts receivable, net	615,265	590,137
Prepaid expenses and other current assets	189,149	154,025
Total current assets	1,227,037	1,195,069
Property, plant and equipment, net	200,115	175,396
Deferred tax assets	70,143	99,395
Investment in equity affiliates	4,800	6,677
Intangible assets, net	72,049	98,601
Goodwill	1,069,408	1,038,346
Other assets	242,328	180,005
Total assets	2,885,880	2,793,489
Current liabilities
Short-term borrowings	160,000	21,500
Current portion of long-term debt	39,181	39,134
Accounts payable	9,768	10,086
Income taxes payable	24,159	24,122
Accrued expenses and other current liabilities	498,247	499,638
Total current liabilities	731,355	594,480
Long-term debt, less current portion	698,152	737,332
Deferred tax liabilities	2,415	2,093
Other liabilities	162,790	155,228
Total liabilities	1,594,712	1,489,133
Redeemable non-controlling interest	4,520
Shareholders' equity
Preferred shares, $0.01 par value, 250,000,000 authorized, none issued
Common shares, $0.01 par value, 500,000,000 authorized, 211,472,312 and 198,794,052 issued and outstanding as of December 31, 2015 and December 31, 2016, respectively	1,984	2,111
Additional paid-in capital	1,384,468	1,342,022
Retained earnings	358,121	411,508
Accumulated other comprehensive income (loss)	(457,925)	(451,285)
Total equity	1,286,648	1,304,356
Commitments and contingencies
Total liabilities, redeemable non-controlling interest and equity	$ 2,885,880	$ 2,793,489

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.