Consolidated balance sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 234,422	$ 109,249
Accounts receivable—trade, net	105,268	138,597
Inventories, net	338,583	424,121
Income tax receivable	32,801	0
Prepaid expenses and other current assets	29,443	33,836
Costs and estimated profits in excess of billings	9,199	12,009
Total current assets	749,716	717,812
Property and equipment, net of accumulated depreciation	152,212	186,667
Deferred financing costs, net	1,112	4,125
Intangibles, net	216,418	246,650
Goodwill	652,743	669,036
Investment in unconsolidated subsidiary	59,140	57,719
Deferred income taxes, net	851	780
Other long-term assets	3,000	3,253
Total assets	1,835,192	1,886,042
Current liabilities
Current portion of long-term debt	124	253
Accounts payable—trade	73,775	76,823
Accrued liabilities	55,604	58,563
Deferred revenue	8,338	7,283
Billings in excess of costs and profits recognized	4,004	8,631
Total current liabilities	141,845	151,553
Long-term debt, net of current portion	396,747	396,016
Deferred income taxes, net	26,185	51,100
Other long-term liabilities	34,654	29,956
Total liabilities	599,431	628,625
Commitments and contingencies
Equity
Common stock, $0.01 par value, 296,000,000 shares authorized, 103,682,128 and 98,605,902 shares issued	1,037	986
Additional paid-in capital	998,169	891,248
Treasury stock at cost, 8,174,963 and 8,145,802 shares	(133,941)	(133,318)
Retained earnings	498,174	580,152
Accumulated other comprehensive loss	(128,237)	(82,048)
Total stockholders’ equity	1,235,202	1,257,020
Noncontrolling interest in subsidiary	559	397
Total equity	1,235,761	1,257,417
Total liabilities and equity	$ 1,835,192	$ 1,886,042

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.