CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flows from operating activities:
Net loss	$ (12,029)	$ (25,137)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	10,978	10,837
Provision for bad debts	180	0
Stock-based compensation for equity classified awards	216	1,071
Pension expense	49	0
Amortization of inventory fair value adjustment	0	18,505
Amortization of deferred financing costs	579	557
Accretion of contingent consideration	3,704	7,835
Increase (decrease) in fair value of contingent consideration	215	(3,100)
Deferred income taxes	232	(13,845)
Loss on sales of property	81	6
Other	43	981
Changes in operating assets and liabilities:
Accounts receivable	9,148	8,704
Inventories	(637)	1,845
Prepaid expenses and other current assets	407	(2,803)
Accounts payable	(5,013)	5,724
Accrued expenses and other liabilities	(716)	(2,124)
Income taxes payable	(9)	894
Other assets and liabilities	1,408	0
Net cash provided by operating activities	8,836	9,950
Cash flows from investing activities:
Cash paid for property and equipment	(1,014)	(850)
Proceeds from sale of property	0	8
Other investments	(350)	0
Net cash used in investing activities	(1,364)	(842)
Cash flows from financing activities:
Repayment of long term debt	(1,063)	(1,062)
Repurchase of stock for treasury	0	(1,488)
Net cash used in financing activities	(1,063)	(2,550)
Effect of exchange rate changes on cash and cash equivalents	1,137	632
Net increase in cash and cash equivalents	7,546	7,190
Cash and cash equivalents, beginning of period	77,312	57,765
Cash and cash equivalents, end of period	84,858	64,955
Supplemental disclosures of cash flow information:
Cash paid for interest	6,085	6,204
Cash paid for income taxes	679	1,691
Supplemental schedule of non-cash investing and financing activities:
Accrued purchases of property and equipment	$ 578	$ 0