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Condensed Consolidating Guarantor Financial Statements Details BS Summary (Details) - USD ($) $ in Thousands | Jun. 30, 2016 | Dec. 31, 2015 | Jun. 30, 2015
--- | --- | --- | ---
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets | $ 756,604 | $ 752,895 | $ 744,570
Liabilities | 323,118 | 321,513 | 310,715
Stockholders' Equity Attributable to Parent | 433,486 | 431,382 | 433,855
Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 0
Liabilities |  |  | 18,890
Stockholders' Equity Attributable to Parent |  |  | (18,890)
Scenario, Previously Reported [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 749,574
Liabilities |  |  | 296,829
Stockholders' Equity Attributable to Parent |  |  | 452,745
Guarantor Subsidiaries |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets | 372,870 | 376,240 | 373,259
Liabilities | 29,387 | 26,809 | 24,771
Stockholders' Equity Attributable to Parent | 343,483 | 349,431 | 348,488
Guarantor Subsidiaries | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 0
Liabilities |  |  | 0
Stockholders' Equity Attributable to Parent |  |  | 0
Guarantor Subsidiaries | Scenario, Previously Reported [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 308,668
Liabilities |  |  | 20,018
Stockholders' Equity Attributable to Parent |  |  | 288,650
Non-Guarantor Subsidiaries |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets | 367,052 | 359,860 | 357,689
Liabilities | 39,005 | 33,717 | 29,820
Stockholders' Equity Attributable to Parent | 328,047 | 326,143 | 327,869
Non-Guarantor Subsidiaries | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | (193,943)
Liabilities |  |  | 8,826
Stockholders' Equity Attributable to Parent |  |  | (202,769)
Non-Guarantor Subsidiaries | Scenario, Previously Reported [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 616,223
Liabilities |  |  | 25,747
Stockholders' Equity Attributable to Parent |  |  | 590,476
Parent Company |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets | 696,655 | 699,751 | 699,873
Liabilities | 263,169 | 268,369 | 266,018
Stockholders' Equity Attributable to Parent | 433,486 | 431,382 | 433,855
Parent Company | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | (193,945)
Liabilities |  |  | (175,054)
Stockholders' Equity Attributable to Parent |  |  | (18,891)
Parent Company | Scenario, Previously Reported [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 898,254
Liabilities |  |  | 445,508
Stockholders' Equity Attributable to Parent |  |  | 452,746
Adjustments for New Accounting Pronouncement [Member] | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | (5,004)
Liabilities |  |  | (5,004)
Stockholders' Equity Attributable to Parent |  |  | 0
Adjustments for New Accounting Pronouncement [Member] | Guarantor Subsidiaries | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 64,591
Liabilities |  |  | 4,753
Stockholders' Equity Attributable to Parent |  |  | 59,838
Adjustments for New Accounting Pronouncement [Member] | Non-Guarantor Subsidiaries | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | (64,591)
Liabilities |  |  | (4,753)
Stockholders' Equity Attributable to Parent |  |  | (59,838)
Adjustments for New Accounting Pronouncement [Member] | Parent Company | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | (4,436)
Liabilities |  |  | (4,436)
Stockholders' Equity Attributable to Parent |  |  | 0
Consolidating Eliminations |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets | (679,973) | (682,956) | (686,251)
Liabilities | (8,443) | (7,382) | (9,894)
Stockholders' Equity Attributable to Parent | $ (671,530) | $ (675,574) | (676,357)
Consolidating Eliminations | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | 387,888
Liabilities |  |  | 185,118
Stockholders' Equity Attributable to Parent |  |  | 202,770
Consolidating Eliminations | Scenario, Previously Reported [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | (1,073,571)
Liabilities |  |  | (194,444)
Stockholders' Equity Attributable to Parent |  |  | (879,127)
Consolidating Eliminations | Adjustments for New Accounting Pronouncement [Member] | Scenario, Adjustment [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Assets |  |  | (568)
Liabilities |  |  | (568)
Stockholders' Equity Attributable to Parent |  |  | $ 0

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