SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($)
$ in Thousands |
12 Months Ended |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
| Valuation and Qualifying Accounts Disclosure [Line Items] |
|
|
|
|
| Beginning of period |
|
$ 67,158
|
$ 72,468
|
$ 81,514
|
| Costs and expenses |
|
5,841
|
4,460
|
4,384
|
| Other accounts |
|
314
|
5,646
|
2,560
|
| Deductions |
|
4,946
|
12,857
|
16,539
|
| Currency translation adjustments |
|
(1,127)
|
(2,559)
|
549
|
| End of period |
|
67,240
|
67,158
|
72,468
|
| Allowance for Doubtful Accounts [Member] |
|
|
|
|
| Valuation and Qualifying Accounts Disclosure [Line Items] |
|
|
|
|
| Beginning of period |
|
1,062
|
1,139
|
2,281
|
| Costs and expenses |
|
135
|
400
|
101
|
| Other accounts |
|
0
|
4
|
95
|
| Deductions |
[1] |
271
|
401
|
1,362
|
| Currency translation adjustments |
|
(53)
|
(80)
|
24
|
| End of period |
|
873
|
1,062
|
1,139
|
| Inventory Valuation Reserve [Member] |
|
|
|
|
| Valuation and Qualifying Accounts Disclosure [Line Items] |
|
|
|
|
| Beginning of period |
|
21,307
|
22,032
|
21,535
|
| Costs and expenses |
|
3,995
|
3,451
|
3,811
|
| Other accounts |
|
314
|
16
|
847
|
| Deductions |
|
2,521
|
2,533
|
4,510
|
| Currency translation adjustments |
|
(391)
|
(1,659)
|
349
|
| End of period |
|
22,704
|
21,307
|
22,032
|
| Valuation Allowance of Deferred Tax Assets [Member] |
|
|
|
|
| Valuation and Qualifying Accounts Disclosure [Line Items] |
|
|
|
|
| Beginning of period |
|
44,789
|
49,297
|
57,698
|
| Costs and expenses |
|
1,711
|
609
|
472
|
| Other accounts |
|
0
|
5,626
|
1,618
|
| Deductions |
|
2,154
|
9,923
|
10,667
|
| Currency translation adjustments |
|
(683)
|
(820)
|
176
|
| End of period |
|
$ 43,663
|
$ 44,789
|
$ 49,297
|
|
|