CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITES
Net earnings	$ 17,435	$ 7,832
Adjustments to reconcile net earnings to cash provided by (used in) operating activities:
Depreciation	4,303us-gaap_Depreciation	3,864us-gaap_Depreciation
Amortization expense (including deferred financing fees)	962us-gaap_AmortizationOfDeferredCharges	817us-gaap_AmortizationOfDeferredCharges
Unrealized foreign currency (gains) losses	(7,271)	(2,708)
Stock-based compensation	1,385us-gaap_ShareBasedCompensation	1,674us-gaap_ShareBasedCompensation
Other non-cash items	11us-gaap_OtherNoncashIncomeExpense	(42)us-gaap_OtherNoncashIncomeExpense
Changes in assets and liabilities, net of acquisition:
Customer receivables	(8,554)	9,457
Inventories	(5,707)us-gaap_IncreaseDecreaseInInventories	(6,387)us-gaap_IncreaseDecreaseInInventories
Accounts payable	(29,318)	(364)
Current and deferred income taxes	3,337	8
Prepaid and other current assets	(1,229)	1,082
Other current liabilities	(5,334)	(17,169)
Other noncurrent assets and liabilities	3,925	14,807
Cash provided by (used in) operating activities	(26,055)	12,871
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(4,864)	(7,814)
Purchase of business, net of cash acquired	0	(93,349)
Purchase of licenses	0	(315)
Cash used in investing activities	(4,864)	(101,478)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from credit facility	101,000us-gaap_ProceedsFromLinesOfCredit	185,000us-gaap_ProceedsFromLinesOfCredit
Repayment of credit facility	(59,000)us-gaap_RepaymentsOfLinesOfCredit	(90,000)us-gaap_RepaymentsOfLinesOfCredit
Payment of dividends	(5,729)us-gaap_PaymentsOfDividendsCommonStock	(5,679)us-gaap_PaymentsOfDividendsCommonStock
Proceeds from the issuance of common stock	3,826	36
Purchase of common stock for treasury	(6,067)	(3,691)
Contingent purchase price payment	(5,000)	0
Excess tax benefit from the exercise of stock options and vesting of equity awards	658	0
Cash provided by financing activities	29,688	85,666
Effect of exchange rate changes on cash and cash equivalents	(3,115)	49
Decrease in cash and cash equivalents	(4,346)	(2,892)
Cash and cash equivalents at beginning of period	19,021	12,026
Cash and cash equivalents at end of period	$ 14,675	$ 9,134

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Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Period Type:	duration

- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

+ Details

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration