Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands |
Total |
Common Stock [Member] |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
Treasury Stock [Member] |
Retained Earnings [Member] |
AOCI Attributable to Parent [Member] |
Parent [Member] |
Noncontrolling Interest [Member] |
Beginning Balance, Shares, Outstanding at Dec. 31, 2014 |
|
|
701,408,060
|
|
|
|
|
|
|
Beginning Balance, Equity at Dec. 31, 2014 |
$ 764,944
|
|
$ 70
|
$ 1,847,420
|
|
$ (921,960)
|
$ 35,763
|
$ 762,826
|
$ 2,118
|
Beginning Balance, Treasury Stock, Shares at Dec. 31, 2014 |
|
|
|
|
27,239,104
|
|
|
|
|
Beginning Balance, Treasury Stock, Value at Dec. 31, 2014 |
|
|
|
|
$ (198,467)
|
|
|
|
|
Increase (Decrease) in Stockholders' Equity [Roll Forward] |
|
|
|
|
|
|
|
|
|
Net loss |
33,679
|
|
|
|
|
20,668
|
|
20,668
|
13,011
|
Foreign currency translation adjustments |
(15,497)
|
|
|
|
|
|
(15,497)
|
(15,497)
|
0
|
Pension liability adjustment |
113
|
|
|
|
|
|
(13)
|
(13)
|
|
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax |
(13)
|
|
|
|
|
|
|
|
|
Unrealized gain (loss) on available-for-sale debt security, net of tax |
(41)
|
|
|
|
|
|
(41)
|
(41)
|
|
Exercise of stock options, shares |
|
|
673,608
|
|
|
|
|
|
|
Exercise of stock options, value |
951
|
|
$ 0
|
951
|
|
|
|
951
|
|
Vesting of restricted stock units, shares |
|
|
21,306,534
|
|
|
|
|
|
|
Vesting of restricted stock units, value |
|
|
$ 3
|
(3)
|
|
|
|
|
|
Shares issued under employee stock purchase plan, shares |
|
|
1,037,198
|
|
|
|
|
|
|
Shares issued under employee stock purchase plan, value |
4,857
|
|
|
4,857
|
|
|
|
4,857
|
|
Tax withholding related to net share settlements of stock-based compensation awards, shares |
|
|
(6,841,839)
|
|
|
|
|
|
|
Tax withholding related to net share settlements of stock-based compensation awards, value |
(40,819)
|
|
$ 1
|
(40,818)
|
|
|
|
(40,819)
|
|
Stock-based compensation on equity-classified awards |
156,386
|
|
|
156,386
|
|
|
|
156,386
|
|
Excess tax benefits on stock-based compensation awards |
(4,340)
|
|
|
4,340
|
|
|
|
4,340
|
|
Purchases of treasury stock, shares |
|
|
|
|
(101,229,061)
|
|
|
|
|
Purchases of treasury stock, value |
(446,574)
|
|
|
|
$ (446,574)
|
|
|
(446,574)
|
|
Partnership distributions to noncontrolling interest holders |
(13,940)
|
|
|
|
|
|
|
|
(13,940)
|
Ending Balance, Treasury Stock, Shares at Dec. 31, 2015 |
|
|
|
|
128,468,165
|
|
|
|
|
Ending Balance, Treasury Stock, Value at Dec. 31, 2015 |
|
|
|
|
$ (645,041)
|
|
|
|
|
Ending Balance, Shares, Outstanding at Dec. 31, 2015 |
|
|
719,787,422
|
|
|
|
|
|
|
Ending Balance, Equity at Dec. 31, 2015 |
470,587
|
|
$ 72
|
1,964,453
|
|
(901,292)
|
51,206
|
469,398
|
1,189
|
Increase (Decrease) in Partners' Capital [Roll Forward] |
|
|
|
|
|
|
|
|
|
Net loss |
20,668
|
|
|
|
|
|
|
|
|
Foreign currency translation |
15,497
|
|
|
|
|
|
15,497
|
15,497
|
0
|
Cumulative Effect on Retained Earnings, Net of Tax |
|
|
|
|
|
3,131
|
|
|
|
Net loss |
(183,323)
|
|
|
|
|
(194,587)
|
|
(194,587)
|
11,264
|
Foreign currency translation adjustments |
(5,988)
|
|
|
|
|
|
(5,988)
|
(5,988)
|
0
|
Pension liability adjustment |
(830)
|
|
|
|
|
|
928
|
928
|
|
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax |
928
|
|
|
|
|
|
|
|
|
Unrealized gain (loss) on available-for-sale debt security, net of tax |
$ (70)
|
|
|
|
|
|
(70)
|
(70)
|
|
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited |
(196,968)
|
|
|
|
|
|
|
|
|
Exercise of stock options, shares |
|
|
491,483
|
|
|
|
|
|
|
Exercise of stock options, value |
$ 620
|
|
|
620
|
|
|
|
620
|
|
Vesting of restricted stock units, shares |
|
|
22,698,324
|
|
|
|
|
|
|
Vesting of restricted stock units, value |
|
|
$ 3
|
(3)
|
|
|
|
|
|
Shares issued under employee stock purchase plan, shares |
|
|
1,669,782
|
|
|
|
|
|
|
Shares issued under employee stock purchase plan, value |
4,358
|
|
|
4,358
|
|
|
|
4,358
|
|
Tax withholding related to net share settlements of stock-based compensation awards, shares |
|
|
(7,918,272)
|
|
|
|
|
|
|
Tax withholding related to net share settlements of stock-based compensation awards, value |
(31,161)
|
|
$ (1)
|
(31,160)
|
|
|
|
(31,161)
|
|
Stock-based compensation on equity-classified awards |
131,114
|
|
|
131,114
|
|
|
|
131,114
|
|
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt |
67,014
|
|
|
|
|
|
|
67,014
|
|
Purchase of Convertible Note Hedges |
(59,163)
|
|
|
|
|
|
|
(59,163)
|
|
Adjustments to Additional Paid in Capital, Warrant Issued |
35,495
|
|
|
|
|
|
|
35,495
|
|
Purchases of treasury stock, shares |
|
|
|
|
(43,227,743)
|
|
|
|
|
Purchases of treasury stock, value |
(162,383)
|
|
|
|
$ (162,383)
|
|
|
(162,383)
|
|
Partnership distributions to noncontrolling interest holders |
(11,811)
|
|
|
|
|
|
|
|
(11,811)
|
Ending Balance, Treasury Stock, Shares at Dec. 31, 2016 |
|
|
|
|
(171,695,908)
|
|
|
|
|
Ending Balance, Treasury Stock, Value at Dec. 31, 2016 |
(807,424)
|
|
|
|
$ (807,424)
|
|
|
|
|
Ending Balance, Shares, Outstanding at Dec. 31, 2016 |
|
|
736,531,771
|
|
|
|
|
|
|
Ending Balance, Equity at Dec. 31, 2016 |
265,062
|
|
$ 74
|
2,112,728
|
|
(1,099,010)
|
58,052
|
264,420
|
642
|
Increase (Decrease) in Partners' Capital [Roll Forward] |
|
|
|
|
|
|
|
|
|
Net loss |
(194,587)
|
$ (194,587)
|
|
|
|
|
|
|
|
Foreign currency translation |
5,988
|
|
|
|
|
|
5,988
|
5,988
|
0
|
Cumulative Effect on Retained Earnings, Net of Tax |
(3,234)
|
|
|
|
|
3,234
|
|
(3,234)
|
|
Net loss |
26,627
|
|
|
|
|
14,040
|
|
|
12,587
|
Foreign currency translation adjustments |
27,287
|
|
|
|
|
|
27,287
|
27,287
|
0
|
Pension liability adjustment |
0
|
|
|
|
|
|
585
|
585
|
0
|
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax |
585
|
|
|
|
|
|
|
|
|
Unrealized gain (loss) on available-for-sale debt security, net of tax |
494
|
|
|
|
|
|
494
|
494
|
|
Exercise of stock options, shares |
|
|
102,803
|
|
|
|
|
|
|
Exercise of stock options, value |
230
|
|
|
230
|
|
|
|
230
|
|
Vesting of restricted stock units, shares |
|
|
16,596,562
|
|
|
|
|
|
|
Vesting of restricted stock units, value |
|
|
$ 2
|
(2)
|
|
|
|
|
|
Shares issued under employee stock purchase plan, shares |
|
|
1,879,656
|
|
|
|
|
|
|
Shares issued under employee stock purchase plan, value |
5,283
|
|
|
5,283
|
|
|
|
5,283
|
|
Tax withholding related to net share settlements of stock-based compensation awards, shares |
|
|
(6,568,930)
|
|
|
|
|
|
|
Tax withholding related to net share settlements of stock-based compensation awards, value |
(27,188)
|
|
$ (1)
|
(27,187)
|
|
|
|
(27,188)
|
|
Stock-based compensation on equity-classified awards |
83,656
|
|
|
83,656
|
|
|
|
83,656
|
|
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt |
|
|
|
67,014
|
|
|
|
|
|
Purchases of treasury stock, shares |
|
|
|
|
(16,906,334)
|
|
|
|
|
Purchases of treasury stock, value |
(60,026)
|
|
|
|
$ (60,026)
|
|
|
(60,026)
|
|
Partnership distributions to noncontrolling interest holders |
(12,357)
|
|
|
|
|
|
|
|
(12,357)
|
Ending Balance, Treasury Stock, Shares at Dec. 31, 2017 |
|
|
|
|
(188,602,242)
|
|
|
|
|
Ending Balance, Treasury Stock, Value at Dec. 31, 2017 |
(867,450)
|
|
|
|
$ (867,450)
|
|
|
|
|
Ending Balance, Shares, Outstanding at Dec. 31, 2017 |
|
|
748,541,862
|
|
|
|
|
|
|
Ending Balance, Equity at Dec. 31, 2017 |
251,845
|
|
$ 75
|
$ 2,174,708
|
|
$ (1,088,204)
|
31,844
|
250,973
|
872
|
Increase (Decrease) in Partners' Capital [Roll Forward] |
|
|
|
|
|
|
|
|
|
Net loss |
|
|
|
|
|
|
|
14,040
|
|
Foreign currency translation |
$ (27,287)
|
|
|
|
|
|
$ (27,287)
|
$ (27,287)
|
$ 0
|