Parent, Guarantor, Non-Guarantor Unaudited Consolidating Condensed Financial Statements - Consolidating Condensed Balance Sheet (Detail) (USD $) In Thousands, unless otherwise specified
|
Mar. 31, 2014
|
Dec. 31, 2013
|
Mar. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
Current assets: |
|
|
|
|
|
|
|
|
Cash and cash equivalents |
$ 93,061
|
$ 148,689
|
|
$ 83,687
|
$ 87,886
|
|
$ 97,869
|
$ 51,431
|
Accounts and notes receivable, net |
264,437
|
257,889
|
|
|
168,615
|
|
|
|
Rig materials and supplies |
44,488
|
41,781
|
|
|
29,422
|
|
|
|
Deferred costs |
10,698
|
13,682
|
|
|
1,089
|
|
|
|
Deferred income taxes |
8,973
|
9,940
|
|
|
8,742
|
|
|
|
Other tax assets |
23,313
|
24,079
|
|
|
33,524
|
|
|
|
Other current assets |
20,162
|
23,223
|
|
|
12,853
|
|
|
|
Total current assets |
465,132
|
519,283
|
|
|
342,131
|
|
|
|
Property, plant and equipment, net |
874,300
|
871,356
|
[1] |
|
793,197
|
[1] |
|
|
Investment in subsidiaries and intercompany advances |
0
|
0
|
|
|
0
|
|
|
|
Other noncurrent assets |
160,936
|
144,117
|
|
|
120,405
|
|
|
|
Total assets |
1,500,368
|
1,534,756
|
|
|
1,255,733
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
|
|
Current portion of long-term debt |
18,801
|
25,000
|
|
|
10,000
|
|
|
|
Accounts payable and accrued liabilities |
167,455
|
174,886
|
|
|
137,746
|
|
|
|
Accrued income taxes |
17,195
|
7,266
|
|
|
4,120
|
|
|
|
Total current liabilities |
203,451
|
207,152
|
|
|
151,866
|
|
|
|
Long-term debt |
612,574
|
628,781
|
|
|
469,205
|
|
|
|
Other long-term liabilities |
17,527
|
26,914
|
|
|
23,182
|
|
|
|
Long-term deferred tax liability |
41,026
|
38,767
|
|
|
20,847
|
|
|
|
Intercompany payables |
0
|
0
|
|
|
0
|
|
|
|
Contingencies |
0
|
0
|
|
|
0
|
|
|
|
Stockholders' equity: |
|
|
|
|
|
|
|
|
Common stock |
20,164
|
20,075
|
|
|
19,818
|
|
|
|
Capital in excess of par value |
660,742
|
657,349
|
|
|
646,217
|
|
|
|
Accumulated Other Comprehensive Income |
1,783
|
1,888
|
|
|
0
|
|
|
|
Retained earnings (accumulated deficit) |
(60,163)
|
(47,616)
|
|
|
(74,631)
|
|
|
|
Total controlling interest stockholders' equity |
622,526
|
631,696
|
|
|
591,404
|
|
|
|
Noncontrolling interest |
3,264
|
1,446
|
|
|
(771)
|
|
|
|
Total equity |
625,790
|
633,142
|
|
|
590,633
|
|
544,050
|
588,066
|
Total liabilities and stockholders' equity |
1,500,368
|
1,534,756
|
|
|
1,255,733
|
|
|
|
Parent [Member]
|
|
|
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
|
|
Cash and cash equivalents |
30,649
|
88,697
|
|
43,492
|
42,251
|
|
55,670
|
13,835
|
Accounts and notes receivable, net |
(12)
|
0
|
|
|
(7)
|
|
|
|
Rig materials and supplies |
0
|
0
|
|
|
0
|
|
|
|
Deferred costs |
0
|
0
|
|
|
0
|
|
|
|
Deferred income taxes |
(2)
|
(57)
|
|
|
0
|
|
|
|
Other tax assets |
50,772
|
54,524
|
|
|
46,249
|
|
|
|
Other current assets |
0
|
0
|
|
|
|
|
|
|
Total current assets |
81,407
|
143,164
|
|
|
88,493
|
|
|
|
Property, plant and equipment, net |
(19)
|
60
|
|
|
60
|
|
|
|
Investment in subsidiaries and intercompany advances |
2,043,180
|
1,906,128
|
|
|
1,492,708
|
|
|
|
Other noncurrent assets |
(450,209)
|
(457,954)
|
|
|
(378,297)
|
|
|
|
Total assets |
1,674,359
|
1,591,398
|
|
|
1,202,964
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
|
|
Current portion of long-term debt |
18,801
|
25,000
|
|
|
10,000
|
|
|
|
Accounts payable and accrued liabilities |
67,464
|
75,268
|
|
|
65,839
|
|
|
|
Accrued income taxes |
(4,420)
|
0
|
|
|
0
|
|
|
|
Total current liabilities |
81,845
|
100,268
|
|
|
75,839
|
|
|
|
Long-term debt |
612,574
|
628,781
|
|
|
469,205
|
|
|
|
Other long-term liabilities |
5,036
|
5,037
|
|
|
3,933
|
|
|
|
Long-term deferred tax liability |
0
|
0
|
|
|
0
|
|
|
|
Intercompany payables |
354,161
|
227,504
|
|
|
62,583
|
|
|
|
Contingencies |
0
|
0
|
|
|
0
|
|
|
|
Stockholders' equity: |
|
|
|
|
|
|
|
|
Common stock |
20,164
|
20,075
|
|
|
19,818
|
|
|
|
Capital in excess of par value |
660,742
|
657,349
|
|
|
646,217
|
|
|
|
Accumulated Other Comprehensive Income |
0
|
0
|
|
|
|
|
|
|
Retained earnings (accumulated deficit) |
(60,163)
|
(47,616)
|
|
|
(74,631)
|
|
|
|
Total controlling interest stockholders' equity |
620,743
|
629,808
|
|
|
591,404
|
|
|
|
Noncontrolling interest |
0
|
0
|
|
|
0
|
|
|
|
Total equity |
620,743
|
629,808
|
|
|
591,404
|
|
|
|
Total liabilities and stockholders' equity |
1,674,359
|
1,591,398
|
|
|
1,202,964
|
|
|
|
Guarantor [Member]
|
|
|
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
|
|
Cash and cash equivalents |
15,916
|
8,310
|
|
5,921
|
11,023
|
|
4,212
|
2,317
|
Accounts and notes receivable, net |
122,122
|
101,299
|
|
|
77,927
|
|
|
|
Rig materials and supplies |
2,578
|
3,002
|
|
|
2,835
|
|
|
|
Deferred costs |
0
|
0
|
|
|
0
|
|
|
|
Deferred income taxes |
7,447
|
8,435
|
|
|
7,615
|
|
|
|
Other tax assets |
(42,985)
|
(46,770)
|
|
|
(31,136)
|
|
|
|
Other current assets |
6,122
|
9,089
|
|
|
8,708
|
|
|
|
Total current assets |
111,200
|
83,365
|
|
|
76,972
|
|
|
|
Property, plant and equipment, net |
564,469
|
562,148
|
|
|
548,794
|
|
|
|
Investment in subsidiaries and intercompany advances |
(135,328)
|
(336,570)
|
|
|
(523,143)
|
|
|
|
Other noncurrent assets |
475,387
|
468,864
|
|
|
370,877
|
|
|
|
Total assets |
1,015,728
|
777,807
|
|
|
473,500
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
|
|
Current portion of long-term debt |
0
|
0
|
|
|
0
|
|
|
|
Accounts payable and accrued liabilities |
92,591
|
92,546
|
|
|
94,037
|
|
|
|
Accrued income taxes |
6,767
|
725
|
|
|
612
|
|
|
|
Total current liabilities |
99,358
|
93,271
|
|
|
94,649
|
|
|
|
Long-term debt |
0
|
0
|
|
|
0
|
|
|
|
Other long-term liabilities |
6,664
|
6,743
|
|
|
6,129
|
|
|
|
Long-term deferred tax liability |
50,229
|
51,747
|
|
|
36,894
|
|
|
|
Intercompany payables |
514,644
|
291,783
|
|
|
43,657
|
|
|
|
Contingencies |
0
|
0
|
|
|
0
|
|
|
|
Stockholders' equity: |
|
|
|
|
|
|
|
|
Common stock |
18,049
|
18,049
|
|
|
18,049
|
|
|
|
Capital in excess of par value |
740,441
|
740,438
|
|
|
733,112
|
|
|
|
Accumulated Other Comprehensive Income |
0
|
0
|
|
|
|
|
|
|
Retained earnings (accumulated deficit) |
(413,657)
|
(424,224)
|
|
|
(458,990)
|
|
|
|
Total controlling interest stockholders' equity |
344,833
|
334,263
|
|
|
292,171
|
|
|
|
Noncontrolling interest |
0
|
0
|
|
|
0
|
|
|
|
Total equity |
344,833
|
334,263
|
|
|
292,171
|
|
|
|
Total liabilities and stockholders' equity |
1,015,728
|
777,807
|
|
|
473,500
|
|
|
|
Non-Guarantor [Member]
|
|
|
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
|
|
Cash and cash equivalents |
46,496
|
51,682
|
|
34,274
|
34,612
|
|
37,987
|
35,279
|
Accounts and notes receivable, net |
142,327
|
156,590
|
|
|
90,695
|
|
|
|
Rig materials and supplies |
41,910
|
38,779
|
|
|
26,587
|
|
|
|
Deferred costs |
10,698
|
13,682
|
|
|
1,089
|
|
|
|
Deferred income taxes |
1,528
|
1,562
|
|
|
1,127
|
|
|
|
Other tax assets |
15,526
|
16,325
|
|
|
18,411
|
|
|
|
Other current assets |
14,040
|
14,134
|
|
|
4,145
|
|
|
|
Total current assets |
272,525
|
292,754
|
|
|
176,666
|
|
|
|
Property, plant and equipment, net |
309,850
|
309,148
|
|
|
244,343
|
|
|
|
Investment in subsidiaries and intercompany advances |
1,892,995
|
1,667,937
|
|
|
1,467,617
|
|
|
|
Other noncurrent assets |
253,763
|
250,983
|
|
|
219,196
|
|
|
|
Total assets |
2,729,133
|
2,520,822
|
|
|
2,107,822
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
|
|
Current portion of long-term debt |
0
|
0
|
|
|
0
|
|
|
|
Accounts payable and accrued liabilities |
262,044
|
261,436
|
|
|
205,864
|
|
|
|
Accrued income taxes |
14,848
|
6,541
|
|
|
3,508
|
|
|
|
Total current liabilities |
276,892
|
267,977
|
|
|
209,372
|
|
|
|
Long-term debt |
0
|
0
|
|
|
0
|
|
|
|
Other long-term liabilities |
5,827
|
15,134
|
|
|
13,120
|
|
|
|
Long-term deferred tax liability |
(9,203)
|
(12,980)
|
|
|
(16,047)
|
|
|
|
Intercompany payables |
626,054
|
422,645
|
|
|
216,369
|
|
|
|
Contingencies |
0
|
0
|
|
|
0
|
|
|
|
Stockholders' equity: |
|
|
|
|
|
|
|
|
Common stock |
43,003
|
43,003
|
|
|
43,003
|
|
|
|
Capital in excess of par value |
1,572,919
|
1,572,919
|
|
|
1,455,246
|
|
|
|
Accumulated Other Comprehensive Income |
1,783
|
1,888
|
|
|
|
|
|
|
Retained earnings (accumulated deficit) |
208,594
|
208,790
|
|
|
187,530
|
|
|
|
Total controlling interest stockholders' equity |
1,826,299
|
1,826,600
|
|
|
1,685,779
|
|
|
|
Noncontrolling interest |
3,264
|
1,446
|
|
|
(771)
|
|
|
|
Total equity |
1,829,563
|
1,828,046
|
|
|
1,685,008
|
|
|
|
Total liabilities and stockholders' equity |
2,729,133
|
2,520,822
|
|
|
2,107,822
|
|
|
|
Eliminations [Member]
|
|
|
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
|
|
Cash and cash equivalents |
0
|
0
|
|
0
|
0
|
|
0
|
0
|
Accounts and notes receivable, net |
0
|
0
|
|
|
0
|
|
|
|
Rig materials and supplies |
0
|
0
|
|
|
0
|
|
|
|
Deferred costs |
0
|
0
|
|
|
0
|
|
|
|
Deferred income taxes |
0
|
0
|
|
|
0
|
|
|
|
Other tax assets |
0
|
0
|
|
|
0
|
|
|
|
Other current assets |
0
|
0
|
|
|
0
|
|
|
|
Total current assets |
0
|
0
|
|
|
0
|
|
|
|
Property, plant and equipment, net |
0
|
0
|
|
|
0
|
|
|
|
Investment in subsidiaries and intercompany advances |
(3,800,847)
|
(3,237,495)
|
|
|
(2,437,182)
|
|
|
|
Other noncurrent assets |
(118,005)
|
(117,776)
|
|
|
(91,371)
|
|
|
|
Total assets |
(3,918,852)
|
(3,355,271)
|
|
|
(2,528,553)
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
|
|
Current portion of long-term debt |
0
|
0
|
|
|
0
|
|
|
|
Accounts payable and accrued liabilities |
(254,644)
|
(254,364)
|
|
|
(227,994)
|
|
|
|
Accrued income taxes |
0
|
0
|
|
|
0
|
|
|
|
Total current liabilities |
(254,644)
|
(254,364)
|
|
|
(227,994)
|
|
|
|
Long-term debt |
0
|
0
|
|
|
0
|
|
|
|
Other long-term liabilities |
0
|
0
|
|
|
0
|
|
|
|
Long-term deferred tax liability |
0
|
0
|
|
|
0
|
|
|
|
Intercompany payables |
(1,494,859)
|
(941,932)
|
|
|
(322,609)
|
|
|
|
Contingencies |
0
|
0
|
|
|
0
|
|
|
|
Stockholders' equity: |
|
|
|
|
|
|
|
|
Common stock |
(61,052)
|
(61,052)
|
|
|
(61,052)
|
|
|
|
Capital in excess of par value |
(2,313,360)
|
(2,313,357)
|
|
|
(2,188,358)
|
|
|
|
Accumulated Other Comprehensive Income |
0
|
0
|
|
|
|
|
|
|
Retained earnings (accumulated deficit) |
205,063
|
215,434
|
|
|
271,460
|
|
|
|
Total controlling interest stockholders' equity |
(2,169,349)
|
(2,158,975)
|
|
|
(1,977,950)
|
|
|
|
Noncontrolling interest |
0
|
0
|
|
|
0
|
|
|
|
Total equity |
(2,169,349)
|
(2,158,975)
|
|
|
(1,977,950)
|
|
|
|
Total liabilities and stockholders' equity |
$ (3,918,852)
|
$ (3,355,271)
|
|
|
$ (2,528,553)
|
|
|
|
|
|