Condensed Consolidated Balance Sheet - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 115,361	$ 113,759
Trade receivables, less allowance for doubtful accounts of $6,164 and $5,610	219,491	209,514
Inventories (Note 3)	130,613	103,066
Prepaid income taxes	18,076	16,378
Notes receivable, insurance companies (Note 18)	14,161	4,180
Prepaid expenses and other current assets	34,438	25,909
Total current assets	532,140	472,806
Property, plant and equipment, net (Note 5)	143,884	148,678
Prepaid pension cost	56,519	62,916
Deferred tax assets (Note 10)	36,343	23,240
Goodwill (Note 13)	341,925	333,276
Intangible assets (Note 13)	75,823	77,015
Notes receivable, insurance companies, noncurrent (Note 18)	63,833	63,147
Insurance receivable (Note 18) and other noncurrent assets	111,569	172,842
Total assets	1,362,036	1,353,920
Current liabilities
Notes payable and current portion of long-term debt, net (Note 12)	26,827	26,666
Accounts payable	65,392	62,734
Employees’ compensation	31,389	39,880
Insurance and product liability (Note 18)	65,957	19,438
Income taxes payable (Note10)	8,576	3,889
Other current liabilities	65,201	68,803
Total current liabilities	263,342	221,410
Long-term debt, net (Note 12)	242,679	363,836
Pensions and other employee benefits	166,672	157,927
Deferred tax liabilities (Note 10)	36,176	34,044
Other noncurrent liabilities	51,571	15,491
Total liabilities	760,440	792,708
Commitments and contingencies (Note 18)
Equity
Preferred stock, 4 1/2% cumulative, $50 par value (Note 7)	3,569	3,569
Common stock, no par value (Note 7)	187,075	172,681
Treasury shares, at cost (Note 7)	(287,861)	(289,254)
Accumulated other comprehensive loss (Note 6)	(199,775)	(230,246)
Retained earnings	896,621	901,415
Total MSA Safety Incorporated shareholders' equity	599,629	558,165
Noncontrolling interests	1,967	3,047
Total shareholders’ equity	601,596	561,212
Total liabilities and shareholders’ equity	$ 1,362,036	$ 1,353,920