CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current Assets
Cash and cash equivalents	$ 398,484	$ 226,191
Accounts receivable	667,596	494,975
Unbilled accounts receivable	274,912	103,814
Inventories	658,510	478,574
Deposits in Escrow	744,748	202,942
Other assets	123,381	33,524
Total current assets	2,867,631	1,540,020
Property, plant and equipment	912,230	717,295
Accumulated depreciation	(393,854)	(364,102)
Property, plant and equipment, net	518,376	353,193
Other Assets
Goodwill	2,078,765	858,532
Other intangibles, net	1,053,860	440,534
Other noncurrent assets	62,386	37,234
Total other assets	3,195,011	1,336,300
Total Assets	6,581,018	3,229,513
Current Liabilities
Accounts payable	530,211	319,525
Customer deposits	256,591	106,127
Accrued compensation	145,324	69,892
Accrued warranty	123,190	72,678
Current portion of long-term debt	129,809	433
Commitment and contingencies	344	494
Other accrued liabilities	261,170	95,627
Total current liabilities	1,446,639	664,776
Long-term debt	1,762,967	691,805
Accrued postretirement and pension benefits	110,597	55,765
Deferred income taxes	245,680	72,519
Commitment and contingencies	956	943
Accrued warranty	15,802	19,386
Other long-term liabilities	21,552	22,980
Total liabilities	3,604,193	1,528,174
Equity
Preferred stock, 1,000,000 shares authorized, no shares issued	0	0
Common stock, $.01 par value; 200,000,000 shares authorized: 132,349,534 shares issued and 95,425,432 and 91,836,106 outstanding at December 31, 2016 and December 31, 2015, respectively	1,323	1,323
Additional paid-in capital	869,951	469,326
Treasury stock, at cost, 36,924,103 and 40,513,428 shares, at December 31, 2016 and December 31, 2015, respectively	(838,950)	(775,124)
Retained earnings	2,553,258	2,280,801
Accumulated other comprehensive loss	(379,605)	(276,719)
Total Westinghouse Air Brake Technologies Corporation shareholders' equity	2,205,977	1,699,607
Non-controlling interest	770,848	1,732
Total equity	2,976,825	1,701,339
Total Liabilities and Equity	$ 6,581,018	$ 3,229,513

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.